diff --git a/.eslintrc.js b/.eslintrc.js
index 22f2dbbb..e465ca6b 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -123,7 +123,8 @@ module.exports = {
     'import/no-anonymous-default-export': 'off',
     'node/no-unsupported-features/node-builtins': 'warn',
     'prefer-exponentiation-operator': 'warn',
-    'node/no-unsupported-features/es-syntax': 'off'
+    'node/no-unsupported-features/es-syntax': 'off',
+    'no-unsanitized/method': 'off'
   },
   overrides: [
     // Locales have no need for importing outside of SVG-Edit
diff --git a/cypress/integration/unit/contextmenu.js b/cypress/integration/unit/contextmenu.js
index 575cbc00..ef3fce6d 100644
--- a/cypress/integration/unit/contextmenu.js
+++ b/cypress/integration/unit/contextmenu.js
@@ -38,7 +38,7 @@ describe('contextmenu', function () {
   });
 
   it('Test svgedit.contextmenu adds valid menu item', function () {
-    const validItem = {id: 'valid', label: 'anicelabel', action () { /* */ }};
+    const validItem = {id: 'valid', label: 'anicelabel', action () { /* empty fn */ }};
     contextmenu.add(validItem);
 
     assert.ok(contextmenu.hasCustomHandler('valid'), 'Valid menu item is added.');
@@ -46,8 +46,8 @@ describe('contextmenu', function () {
   });
 
   it('Test svgedit.contextmenu rejects valid duplicate menu item id', function () {
-    const validItem1 = {id: 'valid', label: 'anicelabel', action () { /**/ }};
-    const validItem2 = {id: 'valid', label: 'anicelabel', action () { /**/ }};
+    const validItem1 = {id: 'valid', label: 'anicelabel', action () { /* empty fn */ }};
+    const validItem2 = {id: 'valid', label: 'anicelabel', action () { /* empty fn */ }};
     contextmenu.add(validItem1);
 
     assert.throws(
diff --git a/cypress/integration/unit/draw.js b/cypress/integration/unit/draw.js
index 750491a2..1ec90543 100644
--- a/cypress/integration/unit/draw.js
+++ b/cypress/integration/unit/draw.js
@@ -44,7 +44,7 @@ describe('draw.Drawing', function () {
   const getCurrentDrawing = function () {
     return currentDrawing_;
   };
-  const setCurrentGroup = (cg) => { /* */ };
+  const setCurrentGroup = (cg) => { /* empty fn */ };
   draw.init(
     /**
     * @implements {module:draw.DrawCanvasInit}
@@ -149,7 +149,7 @@ describe('draw.Drawing', function () {
     assert.equal(typeof draw, typeof {});
 
     assert.ok(draw.Drawing);
-    assert.equal(typeof draw.Drawing, typeof function () { /* */ });
+    assert.equal(typeof draw.Drawing, typeof function () { /* empty fn */ });
   });
 
   it('Test document creation', function () {
@@ -288,7 +288,7 @@ describe('draw.Drawing', function () {
 
   it('Test getNumLayers', function () {
     const drawing = new draw.Drawing(svg);
-    assert.equal(typeof drawing.getNumLayers, typeof function () { /* */ });
+    assert.equal(typeof drawing.getNumLayers, typeof function () { /* empty fn */ });
     assert.equal(drawing.getNumLayers(), 0);
 
     setupSVGWith3Layers(svg);
@@ -304,7 +304,7 @@ describe('draw.Drawing', function () {
     const drawing = new draw.Drawing(svg);
     drawing.identifyLayers();
 
-    assert.equal(typeof drawing.hasLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.hasLayer, typeof function () { /* empty fn */ });
     assert.ok(!drawing.hasLayer('invalid-layer'));
 
     assert.ok(drawing.hasLayer(LAYER3));
@@ -412,7 +412,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.getCurrentLayer);
-    assert.equal(typeof drawing.getCurrentLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.getCurrentLayer, typeof function () { /* empty fn */ });
     assert.ok(drawing.getCurrentLayer());
     assert.equal(drawing.getCurrentLayer(), drawing.all_layers[2].getGroup());
 
@@ -425,7 +425,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.setCurrentLayer);
-    assert.equal(typeof drawing.setCurrentLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.setCurrentLayer, typeof function () { /* empty fn */ });
 
     drawing.setCurrentLayer(LAYER2);
     assert.equal(drawing.getCurrentLayerName(), LAYER2);
@@ -451,7 +451,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.setCurrentLayerName);
-    assert.equal(typeof drawing.setCurrentLayerName, typeof function () { /* */ });
+    assert.equal(typeof drawing.setCurrentLayerName, typeof function () { /* empty fn */ });
 
     const oldName = drawing.getCurrentLayerName();
     const newName = 'New Name';
@@ -473,9 +473,9 @@ describe('draw.Drawing', function () {
 
   it('Test createLayer()', function () {
     const mockHrService = {
-      startBatchCommand () { /**/ },
-      endBatchCommand () { /**/ },
-      insertElement () { /**/ }
+      startBatchCommand () { /* empty fn */ },
+      endBatchCommand () { /* empty fn */ },
+      insertElement () { /* empty fn */ }
     };
     addOwnSpies(mockHrService);
 
@@ -484,7 +484,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.createLayer);
-    assert.equal(typeof drawing.createLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.createLayer, typeof function () { /* empty fn */ });
 
     const NEW_LAYER_NAME = 'Layer A';
     const layerG = drawing.createLayer(NEW_LAYER_NAME, mockHrService);
@@ -503,10 +503,10 @@ describe('draw.Drawing', function () {
 
   it('Test mergeLayer()', function () {
     const mockHrService = {
-      startBatchCommand () { /**/ },
-      endBatchCommand () { /**/ },
-      moveElement () { /**/ },
-      removeElement () { /**/ }
+      startBatchCommand () { /* empty fn */ },
+      endBatchCommand () { /* empty fn */ },
+      moveElement () { /* empty fn */ },
+      removeElement () { /* empty fn */ }
     };
     addOwnSpies(mockHrService);
 
@@ -519,7 +519,7 @@ describe('draw.Drawing', function () {
     assert.equal(drawing.getCurrentLayer(), layers[2]);
 
     assert.ok(drawing.mergeLayer);
-    assert.equal(typeof drawing.mergeLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.mergeLayer, typeof function () { /* empty fn */ });
 
     drawing.mergeLayer(mockHrService);
 
@@ -540,10 +540,10 @@ describe('draw.Drawing', function () {
 
   it('Test mergeLayer() when no previous layer to merge', function () {
     const mockHrService = {
-      startBatchCommand () { /**/ },
-      endBatchCommand () { /**/ },
-      moveElement () { /**/ },
-      removeElement () { /**/ }
+      startBatchCommand () { /* empty fn */ },
+      endBatchCommand () { /* empty fn */ },
+      moveElement () { /* empty fn */ },
+      removeElement () { /* empty fn */ }
     };
     addOwnSpies(mockHrService);
 
@@ -573,10 +573,10 @@ describe('draw.Drawing', function () {
 
   it('Test mergeAllLayers()', function () {
     const mockHrService = {
-      startBatchCommand () { /**/ },
-      endBatchCommand () { /**/ },
-      moveElement () { /**/ },
-      removeElement () { /**/ }
+      startBatchCommand () { /* empty fn */ },
+      endBatchCommand () { /* empty fn */ },
+      moveElement () { /* empty fn */ },
+      removeElement () { /* empty fn */ }
     };
     addOwnSpies(mockHrService);
 
@@ -591,7 +591,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.mergeAllLayers);
-    assert.equal(typeof drawing.mergeAllLayers, typeof function () { /* */ });
+    assert.equal(typeof drawing.mergeAllLayers, typeof function () { /* empty fn */ });
 
     drawing.mergeAllLayers(mockHrService);
 
@@ -616,9 +616,9 @@ describe('draw.Drawing', function () {
 
   it('Test cloneLayer()', function () {
     const mockHrService = {
-      startBatchCommand () { /**/ },
-      endBatchCommand () { /**/ },
-      insertElement () { /**/ }
+      startBatchCommand () { /* empty fn */ },
+      endBatchCommand () { /* empty fn */ },
+      insertElement () { /* empty fn */ }
     };
     addOwnSpies(mockHrService);
 
@@ -630,7 +630,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.cloneLayer);
-    assert.equal(typeof drawing.cloneLayer, typeof function () { /* */ });
+    assert.equal(typeof drawing.cloneLayer, typeof function () { /* empty fn */ });
 
     const clone = drawing.cloneLayer('clone', mockHrService);
 
@@ -670,7 +670,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.getLayerVisibility);
-    assert.equal(typeof drawing.getLayerVisibility, typeof function () { /* */ });
+    assert.equal(typeof drawing.getLayerVisibility, typeof function () { /* empty fn */ });
     assert.ok(drawing.getLayerVisibility(LAYER1));
     assert.ok(drawing.getLayerVisibility(LAYER2));
     assert.ok(drawing.getLayerVisibility(LAYER3));
@@ -684,7 +684,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.setLayerVisibility);
-    assert.equal(typeof drawing.setLayerVisibility, typeof function () { /* */ });
+    assert.equal(typeof drawing.setLayerVisibility, typeof function () { /* empty fn */ });
 
     drawing.setLayerVisibility(LAYER3, false);
     drawing.setLayerVisibility(LAYER2, true);
@@ -706,7 +706,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.getLayerOpacity);
-    assert.equal(typeof drawing.getLayerOpacity, typeof function () { /* */ });
+    assert.equal(typeof drawing.getLayerOpacity, typeof function () { /* empty fn */ });
     assert.strictEqual(drawing.getLayerOpacity(LAYER1), 1.0);
     assert.strictEqual(drawing.getLayerOpacity(LAYER2), 1.0);
     assert.strictEqual(drawing.getLayerOpacity(LAYER3), 1.0);
@@ -720,7 +720,7 @@ describe('draw.Drawing', function () {
     drawing.identifyLayers();
 
     assert.ok(drawing.setLayerOpacity);
-    assert.equal(typeof drawing.setLayerOpacity, typeof function () { /* */ });
+    assert.equal(typeof drawing.setLayerOpacity, typeof function () { /* empty fn */ });
 
     drawing.setLayerOpacity(LAYER1, 0.4);
     drawing.setLayerOpacity(LAYER2, 'invalid-string');
diff --git a/cypress/integration/unit/history.js b/cypress/integration/unit/history.js
index 32093621..8cfdb984 100644
--- a/cypress/integration/unit/history.js
+++ b/cypress/integration/unit/history.js
@@ -9,11 +9,11 @@ describe('history', function () {
   // TODO(codedread): Write tests for handling history events.
 
   // Mocked out methods.
-  transformlist.changeRemoveElementFromListMap((elem) => { /* */ });
+  transformlist.changeRemoveElementFromListMap((elem) => { /* empty fn */ });
 
   utilities.mock({
     getHref (elem) { return '#foo'; },
-    setHref (elem, val) { /* */ },
+    setHref (elem, val) { /* empty fn */ },
     getRotationAngle (elem) { return 0; }
   });
 
@@ -26,10 +26,10 @@ describe('history', function () {
       this.text = optText;
     }
     apply (handler) {
-      super.apply(handler, () => { /* */ });
+      super.apply(handler, () => { /* empty fn */ });
     }
     unapply (handler) {
-      super.unapply(handler, () => { /* */ });
+      super.unapply(handler, () => { /* empty fn */ });
     }
     elements () { return []; } // eslint-disable-line class-methods-use-this
   }
@@ -82,12 +82,12 @@ describe('history', function () {
     assert.ok(hstory.RemoveElementCommand);
     assert.ok(hstory.BatchCommand);
     assert.ok(hstory.UndoManager);
-    assert.equal(typeof hstory.MoveElementCommand, typeof function () { /* */ });
-    assert.equal(typeof hstory.InsertElementCommand, typeof function () { /* */ });
-    assert.equal(typeof hstory.ChangeElementCommand, typeof function () { /* */ });
-    assert.equal(typeof hstory.RemoveElementCommand, typeof function () { /* */ });
-    assert.equal(typeof hstory.BatchCommand, typeof function () { /* */ });
-    assert.equal(typeof hstory.UndoManager, typeof function () { /* */ });
+    assert.equal(typeof hstory.MoveElementCommand, typeof function () { /* empty fn */ });
+    assert.equal(typeof hstory.InsertElementCommand, typeof function () { /* empty fn */ });
+    assert.equal(typeof hstory.ChangeElementCommand, typeof function () { /* empty fn */ });
+    assert.equal(typeof hstory.RemoveElementCommand, typeof function () { /* empty fn */ });
+    assert.equal(typeof hstory.BatchCommand, typeof function () { /* empty fn */ });
+    assert.equal(typeof hstory.UndoManager, typeof function () { /* empty fn */ });
   });
 
   it('Test UndoManager methods', function () {
@@ -100,12 +100,12 @@ describe('history', function () {
     assert.ok(undoMgr.getNextRedoCommandText);
 
     assert.equal(typeof undoMgr, typeof {});
-    assert.equal(typeof undoMgr.addCommandToHistory, typeof function () { /* */ });
-    assert.equal(typeof undoMgr.getUndoStackSize, typeof function () { /* */ });
-    assert.equal(typeof undoMgr.getRedoStackSize, typeof function () { /* */ });
-    assert.equal(typeof undoMgr.resetUndoStack, typeof function () { /* */ });
-    assert.equal(typeof undoMgr.getNextUndoCommandText, typeof function () { /* */ });
-    assert.equal(typeof undoMgr.getNextRedoCommandText, typeof function () { /* */ });
+    assert.equal(typeof undoMgr.addCommandToHistory, typeof function () { /* empty fn */ });
+    assert.equal(typeof undoMgr.getUndoStackSize, typeof function () { /* empty fn */ });
+    assert.equal(typeof undoMgr.getRedoStackSize, typeof function () { /* empty fn */ });
+    assert.equal(typeof undoMgr.resetUndoStack, typeof function () { /* empty fn */ });
+    assert.equal(typeof undoMgr.getNextUndoCommandText, typeof function () { /* empty fn */ });
+    assert.equal(typeof undoMgr.getNextRedoCommandText, typeof function () { /* empty fn */ });
   });
 
   it('Test UndoManager.addCommandToHistory() function', function () {
@@ -284,8 +284,8 @@ describe('history', function () {
     let move = new hstory.MoveElementCommand(this.div3, this.div1, this.divparent);
     assert.ok(move.unapply);
     assert.ok(move.apply);
-    assert.equal(typeof move.unapply, typeof function () { /* */ });
-    assert.equal(typeof move.apply, typeof function () { /* */ });
+    assert.equal(typeof move.unapply, typeof function () { /* empty fn */ });
+    assert.equal(typeof move.apply, typeof function () { /* empty fn */ });
 
     move.unapply();
     assert.equal(this.divparent.firstElementChild, this.div3);
@@ -330,8 +330,8 @@ describe('history', function () {
     let insert = new hstory.InsertElementCommand(this.div3);
     assert.ok(insert.unapply);
     assert.ok(insert.apply);
-    assert.equal(typeof insert.unapply, typeof function () { /* */ });
-    assert.equal(typeof insert.apply, typeof function () { /* */ });
+    assert.equal(typeof insert.unapply, typeof function () { /* empty fn */ });
+    assert.equal(typeof insert.apply, typeof function () { /* empty fn */ });
 
     insert.unapply();
     assert.equal(this.divparent.childElementCount, 2);
@@ -367,8 +367,8 @@ describe('history', function () {
     let remove = new hstory.RemoveElementCommand(div6, null, this.divparent);
     assert.ok(remove.unapply);
     assert.ok(remove.apply);
-    assert.equal(typeof remove.unapply, typeof function () { /* */ });
-    assert.equal(typeof remove.apply, typeof function () { /* */ });
+    assert.equal(typeof remove.unapply, typeof function () { /* empty fn */ });
+    assert.equal(typeof remove.apply, typeof function () { /* empty fn */ });
 
     remove.unapply();
     assert.equal(this.divparent.childElementCount, 4);
@@ -405,8 +405,8 @@ describe('history', function () {
       {title: 'old title', class: 'foo'});
     assert.ok(change.unapply);
     assert.ok(change.apply);
-    assert.equal(typeof change.unapply, typeof function () { /* */ });
-    assert.equal(typeof change.apply, typeof function () { /* */ });
+    assert.equal(typeof change.unapply, typeof function () { /* empty fn */ });
+    assert.equal(typeof change.apply, typeof function () { /* empty fn */ });
 
     change.unapply();
     assert.equal(this.div1.getAttribute('title'), 'old title');
@@ -476,8 +476,8 @@ describe('history', function () {
 
     assert.ok(change.unapply);
     assert.ok(change.apply);
-    assert.equal(typeof change.unapply, typeof function () { /* */ });
-    assert.equal(typeof change.apply, typeof function () { /* */ });
+    assert.equal(typeof change.unapply, typeof function () { /* empty fn */ });
+    assert.equal(typeof change.apply, typeof function () { /* empty fn */ });
 
     change.unapply();
     assert.equal(line.getAttribute('class'), 'oldClass');
@@ -511,13 +511,13 @@ describe('history', function () {
     batch.apply();
     assert.equal(concatResult, 'abc');
 
-    MockCommand.prototype.apply = function () { /* */ };
+    MockCommand.prototype.apply = function () { /* empty fn */ };
     MockCommand.prototype.unapply = function () { concatResult += this.text; };
     concatResult = '';
     assert.ok(!concatResult);
     batch.unapply();
     assert.equal(concatResult, 'cba');
 
-    MockCommand.prototype.unapply = function () { /* */ };
+    MockCommand.prototype.unapply = function () { /* empty fn */ };
   });
 });
diff --git a/cypress/integration/unit/math.js b/cypress/integration/unit/math.js
index 8c3c665c..9063b470 100644
--- a/cypress/integration/unit/math.js
+++ b/cypress/integration/unit/math.js
@@ -11,9 +11,9 @@ describe('math', function () {
     assert.ok(math.transformPoint);
     assert.ok(math.isIdentity);
     assert.ok(math.matrixMultiply);
-    assert.equal(typeof math.transformPoint, typeof function () { /* */ });
-    assert.equal(typeof math.isIdentity, typeof function () { /* */ });
-    assert.equal(typeof math.matrixMultiply, typeof function () { /* */ });
+    assert.equal(typeof math.transformPoint, typeof function () { /* empty fn */ });
+    assert.equal(typeof math.isIdentity, typeof function () { /* empty fn */ });
+    assert.equal(typeof math.matrixMultiply, typeof function () { /* empty fn */ });
   });
 
   it('Test svgedit.math.transformPoint() function', function () {
diff --git a/cypress/integration/unit/recalculate.js b/cypress/integration/unit/recalculate.js
index dde47f4e..f9147fe9 100644
--- a/cypress/integration/unit/recalculate.js
+++ b/cypress/integration/unit/recalculate.js
@@ -54,7 +54,7 @@ describe('recalculate', function () {
       {
         getSVGRoot () { return svg; },
         getStartTransform () { return ''; },
-        setStartTransform () { /* */ }
+        setStartTransform () { /* empty fn */ }
       }
     );
   }
diff --git a/cypress/integration/unit/select.js b/cypress/integration/unit/select.js
index b01ca71a..8b965f9a 100644
--- a/cypress/integration/unit/select.js
+++ b/cypress/integration/unit/select.js
@@ -81,10 +81,10 @@ describe('select', function () {
     assert.ok(select.init);
     assert.ok(select.getSelectorManager);
     assert.equal(typeof select, typeof {});
-    assert.equal(typeof select.Selector, typeof function () { /* */ });
-    assert.equal(typeof select.SelectorManager, typeof function () { /* */ });
-    assert.equal(typeof select.init, typeof function () { /* */ });
-    assert.equal(typeof select.getSelectorManager, typeof function () { /* */ });
+    assert.equal(typeof select.Selector, typeof function () { /* empty fn */ });
+    assert.equal(typeof select.SelectorManager, typeof function () { /* empty fn */ });
+    assert.equal(typeof select.init, typeof function () { /* empty fn */ });
+    assert.equal(typeof select.getSelectorManager, typeof function () { /* empty fn */ });
   });
 
   it('Test Selector DOM structure', function () {
diff --git a/cypress/integration/unit/svgtransformlist.js b/cypress/integration/unit/svgtransformlist.js
index fb7c0a86..97fa686b 100644
--- a/cypress/integration/unit/svgtransformlist.js
+++ b/cypress/integration/unit/svgtransformlist.js
@@ -73,7 +73,7 @@ describe('svgtransformlist', function () {
     const t = svgcontent.createSVGTransform();
     assert.ok(t);
     assert.ok(rxform.initialize);
-    assert.equal(typeof rxform.initialize, typeof function () { /* */ });
+    assert.equal(typeof rxform.initialize, typeof function () { /* empty fn */ });
     rxform.initialize(t);
     assert.equal(rxform.numberOfItems, 1);
     assert.equal(cxform.numberOfItems, 0);
@@ -96,8 +96,8 @@ describe('svgtransformlist', function () {
 
     assert.ok(rxform.appendItem);
     assert.ok(rxform.getItem);
-    assert.equal(typeof rxform.appendItem, typeof function () { /* */ });
-    assert.equal(typeof rxform.getItem, typeof function () { /* */ });
+    assert.equal(typeof rxform.appendItem, typeof function () { /* empty fn */ });
+    assert.equal(typeof rxform.getItem, typeof function () { /* empty fn */ });
 
     rxform.appendItem(t1);
     rxform.appendItem(t2);
@@ -127,7 +127,7 @@ describe('svgtransformlist', function () {
     const t1 = svgcontent.createSVGTransform(),
       t2 = svgcontent.createSVGTransform();
     assert.ok(rxform.removeItem);
-    assert.equal(typeof rxform.removeItem, typeof function () { /* */ });
+    assert.equal(typeof rxform.removeItem, typeof function () { /* empty fn */ });
     rxform.appendItem(t1);
     rxform.appendItem(t2);
 
@@ -145,7 +145,7 @@ describe('svgtransformlist', function () {
     const cxform = transformlist.getTransformList(circle);
 
     assert.ok(rxform.replaceItem);
-    assert.equal(typeof rxform.replaceItem, typeof function () { /* */ });
+    assert.equal(typeof rxform.replaceItem, typeof function () { /* empty fn */ });
 
     const t1 = svgcontent.createSVGTransform(),
       t2 = svgcontent.createSVGTransform(),
@@ -177,7 +177,7 @@ describe('svgtransformlist', function () {
     const cxform = transformlist.getTransformList(circle);
 
     assert.ok(rxform.insertItemBefore);
-    assert.equal(typeof rxform.insertItemBefore, typeof function () { /* */ });
+    assert.equal(typeof rxform.insertItemBefore, typeof function () { /* empty fn */ });
 
     const t1 = svgcontent.createSVGTransform(),
       t2 = svgcontent.createSVGTransform(),
diff --git a/cypress/integration/unit/units.js b/cypress/integration/unit/units.js
index 0519f1e2..b3e9e36e 100644
--- a/cypress/integration/unit/units.js
+++ b/cypress/integration/unit/units.js
@@ -49,7 +49,7 @@ describe('units', function () {
 
   it('Test svgedit.units.shortFloat()', function () {
     assert.ok(units.shortFloat);
-    assert.equal(typeof units.shortFloat, typeof function () { /* */ });
+    assert.equal(typeof units.shortFloat, typeof function () { /* empty fn */ });
 
     const {shortFloat} = units;
     assert.equal(shortFloat(0.00000001), 0);
@@ -61,7 +61,7 @@ describe('units', function () {
 
   it('Test svgedit.units.isValidUnit()', function () {
     assert.ok(units.isValidUnit);
-    assert.equal(typeof units.isValidUnit, typeof function () { /* */ });
+    assert.equal(typeof units.isValidUnit, typeof function () { /* empty fn */ });
 
     const {isValidUnit} = units;
     assert.ok(isValidUnit('0'));
@@ -85,7 +85,7 @@ describe('units', function () {
 
   it('Test svgedit.units.convertUnit()', function () {
     assert.ok(units.convertUnit);
-    assert.equal(typeof units.convertUnit, typeof function () { /* */ });
+    assert.equal(typeof units.convertUnit, typeof function () { /* empty fn */ });
     // cm in default setup
     assert.equal(units.convertUnit(42), 1.1113);
     assert.equal(units.convertUnit(42, 'px'), 42);
diff --git a/cypress/integration/unit/utilities.js b/cypress/integration/unit/utilities.js
index e56bd63d..a5c46755 100644
--- a/cypress/integration/unit/utilities.js
+++ b/cypress/integration/unit/utilities.js
@@ -28,7 +28,7 @@ describe('utilities', function () {
     svgroot.append(elem);
     return elem;
   }
-  const mockPathActions = {resetOrientation () { /* */ }};
+  const mockPathActions = {resetOrientation () { /* empty fn */ }};
   let mockHistorySubCommands = [];
   const mockHistory = {
     BatchCommand: class {
@@ -101,7 +101,7 @@ describe('utilities', function () {
   it('Test svgedit.utilities package', function () {
     assert.ok(utilities);
     assert.ok(utilities.toXml);
-    assert.equal(typeof utilities.toXml, typeof function () { /* */ });
+    assert.equal(typeof utilities.toXml, typeof function () { /* empty fn */ });
   });
 
   it('Test svgedit.utilities.toXml() function', function () {
diff --git a/package-lock.json b/package-lock.json
index bfa0fcc6..5b76f3c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1848,12 +1848,12 @@
           }
         },
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
+          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
           }
         },
         "espree": {
@@ -3083,9 +3083,9 @@
       }
     },
     "@types/babel__core": {
-      "version": "7.1.9",
-      "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.1.9.tgz",
-      "integrity": "sha512-sY2RsIJ5rpER1u3/aQ8OFSI7qGIy8o1NEEbgb2UaJcvOtXOMpd39ko723NBpjQFg9SIX7TXtjejZVGeIMLhoOw==",
+      "version": "7.1.10",
+      "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.1.10.tgz",
+      "integrity": "sha512-x8OM8XzITIMyiwl5Vmo2B1cR1S1Ipkyv4mdlbJjMa1lmuKvKY9FrBbEANIaMlnWn5Rf7uO+rC/VgYabNkE17Hw==",
       "dev": true,
       "requires": {
         "@babel/parser": "^7.1.0",
@@ -3096,18 +3096,18 @@
       }
     },
     "@types/babel__generator": {
-      "version": "7.6.1",
-      "resolved": "https://registry.npmjs.org/@types/babel__generator/-/babel__generator-7.6.1.tgz",
-      "integrity": "sha512-bBKm+2VPJcMRVwNhxKu8W+5/zT7pwNEqeokFOmbvVSqGzFneNxYcEBro9Ac7/N9tlsaPYnZLK8J1LWKkMsLAew==",
+      "version": "7.6.2",
+      "resolved": "https://registry.npmjs.org/@types/babel__generator/-/babel__generator-7.6.2.tgz",
+      "integrity": "sha512-MdSJnBjl+bdwkLskZ3NGFp9YcXGx5ggLpQQPqtgakVhsWK0hTtNYhjpZLlWQTviGTvF8at+Bvli3jV7faPdgeQ==",
       "dev": true,
       "requires": {
         "@babel/types": "^7.0.0"
       }
     },
     "@types/babel__template": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/@types/babel__template/-/babel__template-7.0.2.tgz",
-      "integrity": "sha512-/K6zCpeW7Imzgab2bLkLEbz0+1JlFSrUMdw7KoIIu+IUdu51GWaBZpd3y1VXGVXzynvGa4DaIaxNZHiON3GXUg==",
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/@types/babel__template/-/babel__template-7.0.3.tgz",
+      "integrity": "sha512-uCoznIPDmnickEi6D0v11SBpW0OuVqHJCa7syXqQHy5uktSCreIlt0iglsCnmvz8yCb38hGcWeseA8cWJSwv5Q==",
       "dev": true,
       "requires": {
         "@babel/parser": "^7.1.0",
@@ -3115,9 +3115,9 @@
       }
     },
     "@types/babel__traverse": {
-      "version": "7.0.13",
-      "resolved": "https://registry.npmjs.org/@types/babel__traverse/-/babel__traverse-7.0.13.tgz",
-      "integrity": "sha512-i+zS7t6/s9cdQvbqKDARrcbrPvtJGlbYsMkazo03nTAK3RX9FNrLllXys22uiTGJapPOTZTQ35nHh4ISph4SLQ==",
+      "version": "7.0.15",
+      "resolved": "https://registry.npmjs.org/@types/babel__traverse/-/babel__traverse-7.0.15.tgz",
+      "integrity": "sha512-Pzh9O3sTK8V6I1olsXpCfj2k/ygO2q1X0vhhnDrEQyYLHZesWz+zMZMVcwXLCYf0U36EtmyYaFGPfXlTtDHe3A==",
       "dev": true,
       "requires": {
         "@babel/types": "^7.3.0"
@@ -3140,9 +3140,9 @@
       "dev": true
     },
     "@types/browserslist-useragent": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@types/browserslist-useragent/-/browserslist-useragent-3.0.0.tgz",
-      "integrity": "sha512-ZBvKzg3yyWNYEkwxAzdmUzp27sFvw+1m080/+2lwrt+eltNefn1f4fnpMyrjOla31p8zLleCYqQXw+3EETfn0w==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/@types/browserslist-useragent/-/browserslist-useragent-3.0.1.tgz",
+      "integrity": "sha512-EI/mKugA9lVyR8TXSZv0TygeUOpFOP7MKBgJ99JJZKBKVfLH3kHB9alT0s5KgYHup1c1jw6N+XQHlXyWspKmNw==",
       "dev": true
     },
     "@types/caniuse-api": {
@@ -3230,9 +3230,9 @@
       }
     },
     "@types/express": {
-      "version": "4.17.7",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.7.tgz",
-      "integrity": "sha512-dCOT5lcmV/uC2J9k0rPafATeeyz+99xTt54ReX11/LObZgfzJqZNcW27zGhYyX+9iSEGXGt5qLPwRSvBZcLvtQ==",
+      "version": "4.17.8",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.8.tgz",
+      "integrity": "sha512-wLhcKh3PMlyA2cNAB9sjM1BntnhPMiM0JOBwPBqttjHev2428MLEB4AYVN+d8s2iyCVZac+o41Pflm/ZH5vLXQ==",
       "dev": true,
       "requires": {
         "@types/body-parser": "*",
@@ -3242,9 +3242,9 @@
       }
     },
     "@types/express-serve-static-core": {
-      "version": "4.17.9",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.9.tgz",
-      "integrity": "sha512-DG0BYg6yO+ePW+XoDENYz8zhNGC3jDDEpComMYn7WJc4mY1Us8Rw9ax2YhJXxpyk2SF47PQAoQ0YyVT1a0bEkA==",
+      "version": "4.17.13",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.13.tgz",
+      "integrity": "sha512-RgDi5a4nuzam073lRGKTUIaL3eF2+H7LJvJ8eUnCI0wA6SNjXc44DCmWNiTLs/AZ7QlsFWZiw/gTG3nSQGL0fA==",
       "dev": true,
       "requires": {
         "@types/node": "*",
@@ -3366,9 +3366,9 @@
       }
     },
     "@types/koa__cors": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/@types/koa__cors/-/koa__cors-3.0.1.tgz",
-      "integrity": "sha512-loqZNXliley8kncc4wrX9KMqLGN6YfiaO3a3VFX+yVkkXJwOrZU4lipdudNjw5mFyC+5hd7h9075hQWcVVpeOg==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/koa__cors/-/koa__cors-3.0.2.tgz",
+      "integrity": "sha512-gBetQR0DJ9JTG1YQoW33BADHCrDPJGiJUKUUcEPJwW1A2unzpIMhorEpXB6eMaaXTaqHLemcGnq3RmH9XaryRQ==",
       "dev": true,
       "requires": {
         "@types/koa": "*"
@@ -3441,9 +3441,9 @@
       "dev": true
     },
     "@types/qs": {
-      "version": "6.9.4",
-      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.4.tgz",
-      "integrity": "sha512-+wYo+L6ZF6BMoEjtf8zB2esQsqdV6WsjRK/GP9WOgLPrq87PbNWgIxS76dS5uvl/QXtHGakZmwTznIfcPXcKlQ==",
+      "version": "6.9.5",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.5.tgz",
+      "integrity": "sha512-/JHkVHtx/REVG0VVToGRGH2+23hsYLHdyG+GrvoUGlGAd0ErauXDyvHtRI/7H7mzLm+tBCKA7pfcpkQ1lf58iQ==",
       "dev": true
     },
     "@types/raf": {
@@ -3477,9 +3477,9 @@
       }
     },
     "@types/sinonjs__fake-timers": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/@types/sinonjs__fake-timers/-/sinonjs__fake-timers-6.0.1.tgz",
-      "integrity": "sha512-yYezQwGWty8ziyYLdZjwxyMb0CZR49h8JALHGrxjQHWlqGgc8kLdHEgWrgL0uZ29DMvEVBDnHU2Wg36zKSIUtA==",
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/@types/sinonjs__fake-timers/-/sinonjs__fake-timers-6.0.2.tgz",
+      "integrity": "sha512-dIPoZ3g5gcx9zZEszaxLSVTvMReD3xxyyDnQUjA6IYDG9Ba2AV0otMPs+77sG9ojB4Qr2N2Vk5RnKeuA0X/0bg==",
       "dev": true
     },
     "@types/sizzle": {
@@ -6692,9 +6692,9 @@
       "dev": true
     },
     "copyfiles": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/copyfiles/-/copyfiles-2.3.0.tgz",
-      "integrity": "sha512-73v7KFuDFJ/ofkQjZBMjMBFWGgkS76DzXvBMUh7djsMOE5EELWtAO/hRB6Wr5Vj5Zg+YozvoHemv0vnXpqxmOQ==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/copyfiles/-/copyfiles-2.4.0.tgz",
+      "integrity": "sha512-yGjpR3yjQdxccW8EcJ4a7ZCA6wGER6/Q2Y+b7bXbVxGeSHBf93i9d7MzTsx+VV1CpMKQa3v4ThZfXBcltMzl0w==",
       "dev": true,
       "requires": {
         "glob": "^7.0.5",
@@ -6702,6 +6702,7 @@
         "mkdirp": "^1.0.4",
         "noms": "0.0.0",
         "through2": "^2.0.1",
+        "untildify": "^4.0.0",
         "yargs": "^15.3.1"
       },
       "dependencies": {
@@ -7208,9 +7209,9 @@
       }
     },
     "cypress": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/cypress/-/cypress-5.2.0.tgz",
-      "integrity": "sha512-9S2spcrpIXrQ+CQIKHsjRoLQyRc2ehB06clJXPXXp1zyOL/uZMM3Qc20ipNki4CcNwY0nBTQZffPbRpODeGYQg==",
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/cypress/-/cypress-5.3.0.tgz",
+      "integrity": "sha512-XgebyqL7Th6/8YenE1ddb7+d4EiCG2Jvg/5c8+HPfFFY/gXnOVhoCVUU3KW8qg3JL7g0B+iJbHd5hxuCqbd1RQ==",
       "dev": true,
       "requires": {
         "@cypress/listr-verbose-renderer": "^0.4.1",
@@ -7306,12 +7307,12 @@
           "dev": true
         },
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
+          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
           }
         },
         "fs-extra": {
@@ -7864,6 +7865,37 @@
       "integrity": "sha512-/nt74Rm+PcfnirXGEdhZleTwGC2LMnuKTeeTIlI82xb5loBBoXNYzr2ezCroPSMtilK8EZIfcNZwOcHN+ib1Lg==",
       "dev": true
     },
+    "dot-case": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/dot-case/-/dot-case-3.0.3.tgz",
+      "integrity": "sha512-7hwEmg6RiSQfm/GwPL4AAWXKy3YNNZA3oFv2Pdiey0mwkRCPZ9x6SZbkLcn8Ma5PYeVokzoD4Twv2n7LKp5WeA==",
+      "dev": true,
+      "requires": {
+        "no-case": "^3.0.3",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "lower-case": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-2.0.1.tgz",
+          "integrity": "sha512-LiWgfDLLb1dwbFQZsSglpRj+1ctGnayXz3Uv0/WO8n558JycT5fg6zkNcnW0G68Nn0aEldTFeEfmjCfmqry/rQ==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.10.0"
+          }
+        },
+        "no-case": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.3.tgz",
+          "integrity": "sha512-ehY/mVQCf9BL0gKfsJBvFJen+1V//U+0HQMPrWct40ixE4jnv0bfvxDbWtAHL9EcaPEOJHVVYKoQn1TlZUB8Tw==",
+          "dev": true,
+          "requires": {
+            "lower-case": "^2.0.1",
+            "tslib": "^1.10.0"
+          }
+        }
+      }
+    },
     "dot-prop": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/dot-prop/-/dot-prop-5.2.0.tgz",
@@ -8179,9 +8211,9 @@
       }
     },
     "es-dev-server": {
-      "version": "1.57.4",
-      "resolved": "https://registry.npmjs.org/es-dev-server/-/es-dev-server-1.57.4.tgz",
-      "integrity": "sha512-GNstq4VeNmkon9W4dABCC3e3540cWVmhsnO4d8axBSgk0D4HQH/t2NqM4o9Qvq4/z9NMAqW1CazmvuFdl8oqKg==",
+      "version": "1.57.7",
+      "resolved": "https://registry.npmjs.org/es-dev-server/-/es-dev-server-1.57.7.tgz",
+      "integrity": "sha512-ph90lCbyTvHsC/zbidIXvCYv+B1ZDzWhgG4RWKVT0FLD7t3LA2Ya8PIVcVWY/iVsYQNrIitPdi4mk/El2mEfkQ==",
       "dev": true,
       "requires": {
         "@babel/core": "^7.11.1",
@@ -8196,7 +8228,7 @@
         "@babel/plugin-transform-template-literals": "^7.8.3",
         "@babel/preset-env": "^7.9.0",
         "@koa/cors": "^3.1.0",
-        "@open-wc/building-utils": "^2.18.1",
+        "@open-wc/building-utils": "^2.18.2",
         "@rollup/plugin-node-resolve": "^7.1.1",
         "@rollup/pluginutils": "^3.0.0",
         "@types/babel__core": "^7.1.3",
@@ -8240,7 +8272,7 @@
         "open": "^7.0.3",
         "parse5": "^5.1.1",
         "path-is-inside": "^1.0.2",
-        "polyfills-loader": "^1.7.1",
+        "polyfills-loader": "^1.7.3",
         "portfinder": "^1.0.21",
         "rollup": "^2.7.2",
         "strip-ansi": "^5.2.0",
@@ -8250,6 +8282,40 @@
         "whatwg-url": "^7.0.0"
       },
       "dependencies": {
+        "@open-wc/building-utils": {
+          "version": "2.18.2",
+          "resolved": "https://registry.npmjs.org/@open-wc/building-utils/-/building-utils-2.18.2.tgz",
+          "integrity": "sha512-oE9cG9X4zpqm9OnQ2s+aaK7pAa8v3wt0YJBhZT3RisoKp/Va4kmsNBTjW2LPkHVK5N0VvPYukS3ey8S53e9ssQ==",
+          "dev": true,
+          "requires": {
+            "@babel/core": "^7.11.1",
+            "@babel/plugin-syntax-dynamic-import": "^7.8.3",
+            "@webcomponents/shadycss": "^1.9.4",
+            "@webcomponents/webcomponentsjs": "^2.4.0",
+            "arrify": "^2.0.1",
+            "browserslist": "^4.9.1",
+            "chokidar": "^3.0.0",
+            "clean-css": "^4.2.1",
+            "clone": "^2.1.2",
+            "core-js-bundle": "^3.6.0",
+            "deepmerge": "^4.2.2",
+            "es-module-shims": "^0.4.6",
+            "html-minifier-terser": "^5.1.1",
+            "lru-cache": "^5.1.1",
+            "minimatch": "^3.0.4",
+            "parse5": "^5.1.1",
+            "path-is-inside": "^1.0.2",
+            "regenerator-runtime": "^0.13.3",
+            "resolve": "^1.11.1",
+            "rimraf": "^3.0.2",
+            "shady-css-scoped-element": "^0.0.2",
+            "systemjs": "^6.3.1",
+            "terser": "^4.6.7",
+            "valid-url": "^1.0.9",
+            "whatwg-fetch": "^3.0.0",
+            "whatwg-url": "^7.0.0"
+          }
+        },
         "@rollup/plugin-node-resolve": {
           "version": "7.1.3",
           "resolved": "https://registry.npmjs.org/@rollup/plugin-node-resolve/-/plugin-node-resolve-7.1.3.tgz",
@@ -8288,6 +8354,12 @@
             "picomatch": "^2.0.4"
           }
         },
+        "arrify": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/arrify/-/arrify-2.0.1.tgz",
+          "integrity": "sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==",
+          "dev": true
+        },
         "binary-extensions": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.1.0.tgz",
@@ -8319,6 +8391,12 @@
             "readdirp": "~3.4.0"
           }
         },
+        "commander": {
+          "version": "2.20.3",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+          "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+          "dev": true
+        },
         "fill-range": {
           "version": "7.0.1",
           "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -8383,6 +8461,12 @@
             "picomatch": "^2.2.1"
           }
         },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        },
         "strip-ansi": {
           "version": "5.2.0",
           "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
@@ -8392,6 +8476,17 @@
             "ansi-regex": "^4.1.0"
           }
         },
+        "terser": {
+          "version": "4.8.0",
+          "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
+          "integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
+          "dev": true,
+          "requires": {
+            "commander": "^2.20.0",
+            "source-map": "~0.6.1",
+            "source-map-support": "~0.5.12"
+          }
+        },
         "to-regex-range": {
           "version": "5.0.1",
           "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
@@ -8585,9 +8680,9 @@
       }
     },
     "es-module-lexer": {
-      "version": "0.3.24",
-      "resolved": "https://registry.npmjs.org/es-module-lexer/-/es-module-lexer-0.3.24.tgz",
-      "integrity": "sha512-jm/i7KdJtaMDle921xIsA/MQQOGuZ6goYxhlV+k+gQNI7FtP4N6jknrmJvj++3ODpiyFGwQ4PIstJfHJQJNc+g==",
+      "version": "0.3.25",
+      "resolved": "https://registry.npmjs.org/es-module-lexer/-/es-module-lexer-0.3.25.tgz",
+      "integrity": "sha512-H9VoFD5H9zEfiOX2LeTWDwMvAbLqcAyA2PIb40TOAvGpScOjit02oTGWgIh+M0rx2eJOKyJVM9wtpKFVgnyC3A==",
       "dev": true
     },
     "es-module-shims": {
@@ -8702,9 +8797,9 @@
       }
     },
     "eslint": {
-      "version": "7.9.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-7.9.0.tgz",
-      "integrity": "sha512-V6QyhX21+uXp4T+3nrNfI3hQNBDa/P8ga7LoQOenwrlEFXrEnUEE+ok1dMtaS3b6rmLXhT1TkTIsG75HMLbknA==",
+      "version": "7.10.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-7.10.0.tgz",
+      "integrity": "sha512-BDVffmqWl7JJXqCjAK6lWtcQThZB/aP1HXSH1JKwGwv0LQEdvpR7qzNrUT487RM39B5goWuboFad5ovMBmD8yA==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
@@ -8715,7 +8810,7 @@
         "debug": "^4.0.1",
         "doctrine": "^3.0.0",
         "enquirer": "^2.3.5",
-        "eslint-scope": "^5.1.0",
+        "eslint-scope": "^5.1.1",
         "eslint-utils": "^2.1.0",
         "eslint-visitor-keys": "^1.3.0",
         "espree": "^7.3.0",
@@ -8782,12 +8877,22 @@
           "dev": true
         },
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
+          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
+          }
+        },
+        "eslint-scope": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-5.1.1.tgz",
+          "integrity": "sha512-2NxwbF/hZ0KpepYN0cNbo+FN6XoK7GaHlQhgx/hIZl6Va0bF45RQOOwhLIy8lQDbuCiadSLCBnH2CFYquit5bw==",
+          "dev": true,
+          "requires": {
+            "esrecurse": "^4.3.0",
+            "estraverse": "^4.1.1"
           }
         },
         "eslint-utils": {
@@ -8810,6 +8915,23 @@
             "eslint-visitor-keys": "^1.3.0"
           }
         },
+        "esrecurse": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/esrecurse/-/esrecurse-4.3.0.tgz",
+          "integrity": "sha512-KmfKL3b6G+RXvP8N1vr3Tq1kL/oCFgn2NYXEtqP8/L3pKapUA4G8cFVaoF3SU323CD4XypR/ffioHmkti6/Tag==",
+          "dev": true,
+          "requires": {
+            "estraverse": "^5.2.0"
+          },
+          "dependencies": {
+            "estraverse": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-5.2.0.tgz",
+              "integrity": "sha512-BxbNGGNm0RyRYvUdHpIwv9IWzeM9XClbOxwoATuFdOE7ZE6wHL+HQ5T8hoPM+zHvmKzzsEqhgy0GrQ5X13afiQ==",
+              "dev": true
+            }
+          }
+        },
         "glob-parent": {
           "version": "5.1.1",
           "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.1.tgz",
@@ -8941,9 +9063,9 @@
       }
     },
     "eslint-config-ash-nazg": {
-      "version": "22.7.0",
-      "resolved": "https://registry.npmjs.org/eslint-config-ash-nazg/-/eslint-config-ash-nazg-22.7.0.tgz",
-      "integrity": "sha512-dT3gFhXigIfNi5EAHBcSxDCY4HGHHTjcjWcpIHoQGk7l11fVmUKQ5JwsEeIpv5SoFFHSBAqaJIqEkWKD3d0EFg==",
+      "version": "22.8.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-ash-nazg/-/eslint-config-ash-nazg-22.8.0.tgz",
+      "integrity": "sha512-MKl2kW6cbH28nMs9MAGcg10PB3YGpUenYLpbHKBpCNa1jjN3Q/SHQTm0VDgHO7KyczJjmLpZDN8rfRpmegbVsQ==",
       "dev": true
     },
     "eslint-config-standard": {
@@ -9115,9 +9237,9 @@
       }
     },
     "eslint-plugin-cypress": {
-      "version": "2.11.1",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-cypress/-/eslint-plugin-cypress-2.11.1.tgz",
-      "integrity": "sha512-MxMYoReSO5+IZMGgpBZHHSx64zYPSPTpXDwsgW7ChlJTF/sA+obqRbHplxD6sBStE+g4Mi0LCLkG4t9liu//mQ==",
+      "version": "2.11.2",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-cypress/-/eslint-plugin-cypress-2.11.2.tgz",
+      "integrity": "sha512-1SergF1sGbVhsf7MYfOLiBhdOg6wqyeV9pXUAIDIffYTGMN3dTBQS9nFAzhLsHhO+Bn0GaVM1Ecm71XUidQ7VA==",
       "dev": true,
       "requires": {
         "globals": "^11.12.0"
@@ -9167,9 +9289,9 @@
       }
     },
     "eslint-plugin-import": {
-      "version": "2.22.0",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.22.0.tgz",
-      "integrity": "sha512-66Fpf1Ln6aIS5Gr/55ts19eUuoDhAbZgnr6UxK5hbDx6l/QgQgx61AePq+BV4PP2uXQFClgMVzep5zZ94qqsxg==",
+      "version": "2.22.1",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.22.1.tgz",
+      "integrity": "sha512-8K7JjINHOpH64ozkAhpT3sd+FswIZTfMZTjdx052pnWrgRCVfp8op9tbjpAk3DdUeI/Ba4C8OjdC0r90erHEOw==",
       "dev": true,
       "requires": {
         "array-includes": "^3.1.1",
@@ -9177,7 +9299,7 @@
         "contains-path": "^0.1.0",
         "debug": "^2.6.9",
         "doctrine": "1.5.0",
-        "eslint-import-resolver-node": "^0.3.3",
+        "eslint-import-resolver-node": "^0.3.4",
         "eslint-module-utils": "^2.6.0",
         "has": "^1.0.3",
         "minimatch": "^3.0.4",
@@ -9200,9 +9322,9 @@
       }
     },
     "eslint-plugin-jsdoc": {
-      "version": "30.5.1",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-jsdoc/-/eslint-plugin-jsdoc-30.5.1.tgz",
-      "integrity": "sha512-cY3YNxdhFcQVkcQLnZw/iZGsTPMuWa9yWZclorMWkjdHprBQX0TMWMEcmJYM3IjHp1HJr7aD0Z0sCRifEBhnzg==",
+      "version": "30.6.3",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-jsdoc/-/eslint-plugin-jsdoc-30.6.3.tgz",
+      "integrity": "sha512-RnyM+a3SKRfPs/jqO2qOGAEZnOJT2dOhiwhBlYVp8/yRUUBNPlvkwZm0arrnyFKvfZX6WqSwlK5OcNnM5W1Etg==",
       "dev": true,
       "requires": {
         "comment-parser": "^0.7.6",
@@ -9215,12 +9337,12 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
+          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
           }
         },
         "lodash": {
@@ -9291,9 +9413,9 @@
       }
     },
     "eslint-plugin-no-unsanitized": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-no-unsanitized/-/eslint-plugin-no-unsanitized-3.1.2.tgz",
-      "integrity": "sha512-KPShfliA3Uy9qqwQx35P1fwIOeJjZkb0FbMMUFztRYRposzaynsM8JCEb952fqkidROl1kpqY80uSvn+TcWkQQ==",
+      "version": "3.1.4",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-no-unsanitized/-/eslint-plugin-no-unsanitized-3.1.4.tgz",
+      "integrity": "sha512-WF1+eZo2Sh+bQNjZuVNwT0dA61zuJORsLh+1Sww7+O6GOPw+WPWIIRfTWNqrmaXaDMhM4SXAqYPcNlhRMiH13g==",
       "dev": true
     },
     "eslint-plugin-no-use-extend-native": {
@@ -10905,6 +11027,68 @@
         }
       }
     },
+    "html-minifier-terser": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/html-minifier-terser/-/html-minifier-terser-5.1.1.tgz",
+      "integrity": "sha512-ZPr5MNObqnV/T9akshPKbVgyOqLmy+Bxo7juKCfTfnjNniTAMdy4hz21YQqoofMBJD2kdREaqPPdThoR78Tgxg==",
+      "dev": true,
+      "requires": {
+        "camel-case": "^4.1.1",
+        "clean-css": "^4.2.3",
+        "commander": "^4.1.1",
+        "he": "^1.2.0",
+        "param-case": "^3.0.3",
+        "relateurl": "^0.2.7",
+        "terser": "^4.6.3"
+      },
+      "dependencies": {
+        "camel-case": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-4.1.1.tgz",
+          "integrity": "sha512-7fa2WcG4fYFkclIvEmxBbTvmibwF2/agfEBc6q3lOpVu0A13ltLsA+Hr/8Hp6kp5f+G7hKi6t8lys6XxP+1K6Q==",
+          "dev": true,
+          "requires": {
+            "pascal-case": "^3.1.1",
+            "tslib": "^1.10.0"
+          }
+        },
+        "param-case": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/param-case/-/param-case-3.0.3.tgz",
+          "integrity": "sha512-VWBVyimc1+QrzappRs7waeN2YmoZFCGXWASRYX1/rGHtXqEcrGEIDm+jqIwFa2fRXNgQEwrxaYuIrX0WcAguTA==",
+          "dev": true,
+          "requires": {
+            "dot-case": "^3.0.3",
+            "tslib": "^1.10.0"
+          }
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        },
+        "terser": {
+          "version": "4.8.0",
+          "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
+          "integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
+          "dev": true,
+          "requires": {
+            "commander": "^2.20.0",
+            "source-map": "~0.6.1",
+            "source-map-support": "~0.5.12"
+          },
+          "dependencies": {
+            "commander": {
+              "version": "2.20.3",
+              "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+              "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+              "dev": true
+            }
+          }
+        }
+      }
+    },
     "html2canvas": {
       "version": "1.0.0-rc.7",
       "resolved": "https://registry.npmjs.org/html2canvas/-/html2canvas-1.0.0-rc.7.tgz",
@@ -12783,12 +12967,12 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
+          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
           }
         },
         "ms": {
@@ -16563,6 +16747,37 @@
       "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==",
       "dev": true
     },
+    "pascal-case": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/pascal-case/-/pascal-case-3.1.1.tgz",
+      "integrity": "sha512-XIeHKqIrsquVTQL2crjq3NfJUxmdLasn3TYOU0VBM+UX2a6ztAWBlJQBePLGY7VHW8+2dRadeIPK5+KImwTxQA==",
+      "dev": true,
+      "requires": {
+        "no-case": "^3.0.3",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "lower-case": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-2.0.1.tgz",
+          "integrity": "sha512-LiWgfDLLb1dwbFQZsSglpRj+1ctGnayXz3Uv0/WO8n558JycT5fg6zkNcnW0G68Nn0aEldTFeEfmjCfmqry/rQ==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.10.0"
+          }
+        },
+        "no-case": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.3.tgz",
+          "integrity": "sha512-ehY/mVQCf9BL0gKfsJBvFJen+1V//U+0HQMPrWct40ixE4jnv0bfvxDbWtAHL9EcaPEOJHVVYKoQn1TlZUB8Tw==",
+          "dev": true,
+          "requires": {
+            "lower-case": "^2.0.1",
+            "tslib": "^1.10.0"
+          }
+        }
+      }
+    },
     "pascalcase": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/pascalcase/-/pascalcase-0.1.1.tgz",
@@ -16731,20 +16946,19 @@
       "dev": true
     },
     "polyfills-loader": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/polyfills-loader/-/polyfills-loader-1.7.1.tgz",
-      "integrity": "sha512-+cClGOZNQtWVedt2a2Ku9r6ejfnhQFbuaSPtlaGLl2R9ESWaJNoq8r29d0BTpAgrEX/xXsoh2YHgamNugW6Ahw==",
+      "version": "1.7.3",
+      "resolved": "https://registry.npmjs.org/polyfills-loader/-/polyfills-loader-1.7.3.tgz",
+      "integrity": "sha512-+Gc2MiQ/BDUVJ2uGjKZHK7OnursSVWs1nWi93KodwnkSA+W+oY8yNHZPOm+64vDda9nJXa/XMQqYCAO+RjBadg==",
       "dev": true,
       "requires": {
         "@babel/core": "^7.11.1",
-        "@open-wc/building-utils": "^2.18.1",
+        "@open-wc/building-utils": "^2.18.2",
         "@webcomponents/webcomponentsjs": "^2.4.0",
         "abortcontroller-polyfill": "^1.4.0",
         "core-js-bundle": "^3.6.0",
         "deepmerge": "^4.2.2",
         "dynamic-import-polyfill": "^0.1.1",
         "es-module-shims": "^0.4.6",
-        "html-minifier": "^4.0.0",
         "intersection-observer": "^0.7.0",
         "parse5": "^5.1.1",
         "regenerator-runtime": "^0.13.3",
@@ -16754,12 +16968,157 @@
         "whatwg-fetch": "^3.0.0"
       },
       "dependencies": {
+        "@open-wc/building-utils": {
+          "version": "2.18.2",
+          "resolved": "https://registry.npmjs.org/@open-wc/building-utils/-/building-utils-2.18.2.tgz",
+          "integrity": "sha512-oE9cG9X4zpqm9OnQ2s+aaK7pAa8v3wt0YJBhZT3RisoKp/Va4kmsNBTjW2LPkHVK5N0VvPYukS3ey8S53e9ssQ==",
+          "dev": true,
+          "requires": {
+            "@babel/core": "^7.11.1",
+            "@babel/plugin-syntax-dynamic-import": "^7.8.3",
+            "@webcomponents/shadycss": "^1.9.4",
+            "@webcomponents/webcomponentsjs": "^2.4.0",
+            "arrify": "^2.0.1",
+            "browserslist": "^4.9.1",
+            "chokidar": "^3.0.0",
+            "clean-css": "^4.2.1",
+            "clone": "^2.1.2",
+            "core-js-bundle": "^3.6.0",
+            "deepmerge": "^4.2.2",
+            "es-module-shims": "^0.4.6",
+            "html-minifier-terser": "^5.1.1",
+            "lru-cache": "^5.1.1",
+            "minimatch": "^3.0.4",
+            "parse5": "^5.1.1",
+            "path-is-inside": "^1.0.2",
+            "regenerator-runtime": "^0.13.3",
+            "resolve": "^1.11.1",
+            "rimraf": "^3.0.2",
+            "shady-css-scoped-element": "^0.0.2",
+            "systemjs": "^6.3.1",
+            "terser": "^4.6.7",
+            "valid-url": "^1.0.9",
+            "whatwg-fetch": "^3.0.0",
+            "whatwg-url": "^7.0.0"
+          }
+        },
+        "anymatch": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.1.tgz",
+          "integrity": "sha512-mM8522psRCqzV+6LhomX5wgp25YVibjh8Wj23I5RPkPppSVSjyKD2A2mBJmWGa+KN7f2D6LNh9jkBCeyLktzjg==",
+          "dev": true,
+          "requires": {
+            "normalize-path": "^3.0.0",
+            "picomatch": "^2.0.4"
+          }
+        },
+        "arrify": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/arrify/-/arrify-2.0.1.tgz",
+          "integrity": "sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==",
+          "dev": true
+        },
+        "binary-extensions": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.1.0.tgz",
+          "integrity": "sha512-1Yj8h9Q+QDF5FzhMs/c9+6UntbD5MkRfRwac8DoEm9ZfUBZ7tZ55YcGVAzEe4bXsdQHEk+s9S5wsOKVdZrw0tQ==",
+          "dev": true
+        },
+        "braces": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+          "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+          "dev": true,
+          "requires": {
+            "fill-range": "^7.0.1"
+          }
+        },
+        "chokidar": {
+          "version": "3.4.2",
+          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.4.2.tgz",
+          "integrity": "sha512-IZHaDeBeI+sZJRX7lGcXsdzgvZqKv6sECqsbErJA4mHWfpRrD8B97kSFN4cQz6nGBGiuFia1MKR4d6c1o8Cv7A==",
+          "dev": true,
+          "requires": {
+            "anymatch": "~3.1.1",
+            "braces": "~3.0.2",
+            "fsevents": "~2.1.2",
+            "glob-parent": "~5.1.0",
+            "is-binary-path": "~2.1.0",
+            "is-glob": "~4.0.1",
+            "normalize-path": "~3.0.0",
+            "readdirp": "~3.4.0"
+          }
+        },
         "commander": {
           "version": "2.20.3",
           "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
           "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
           "dev": true
         },
+        "fill-range": {
+          "version": "7.0.1",
+          "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
+          "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+          "dev": true,
+          "requires": {
+            "to-regex-range": "^5.0.1"
+          }
+        },
+        "fsevents": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.1.3.tgz",
+          "integrity": "sha512-Auw9a4AxqWpa9GUfj370BMPzzyncfBABW8Mab7BGWBYDj4Isgq+cDKtx0i6u9jcX9pQDnswsaaOTgTmA5pEjuQ==",
+          "dev": true,
+          "optional": true
+        },
+        "glob-parent": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.1.tgz",
+          "integrity": "sha512-FnI+VGOpnlGHWZxthPGR+QhR78fuiK0sNLkHQv+bL9fQi57lNNdquIbna/WrfROrolq8GK5Ek6BiMwqL/voRYQ==",
+          "dev": true,
+          "requires": {
+            "is-glob": "^4.0.1"
+          }
+        },
+        "is-binary-path": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
+          "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
+          "dev": true,
+          "requires": {
+            "binary-extensions": "^2.0.0"
+          }
+        },
+        "is-number": {
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+          "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+          "dev": true
+        },
+        "lru-cache": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
+          "integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
+          "dev": true,
+          "requires": {
+            "yallist": "^3.0.2"
+          }
+        },
+        "punycode": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
+          "dev": true
+        },
+        "readdirp": {
+          "version": "3.4.0",
+          "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.4.0.tgz",
+          "integrity": "sha512-0xe001vZBnJEK+uKcj8qOhyAKPzIT+gStxWr3LCB0DwcXR5NZJ3IaC+yGnHCYzB/S7ov3m3EEbZI2zeNvX+hGQ==",
+          "dev": true,
+          "requires": {
+            "picomatch": "^2.2.1"
+          }
+        },
         "source-map": {
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
@@ -16776,6 +17135,47 @@
             "source-map": "~0.6.1",
             "source-map-support": "~0.5.12"
           }
+        },
+        "to-regex-range": {
+          "version": "5.0.1",
+          "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+          "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+          "dev": true,
+          "requires": {
+            "is-number": "^7.0.0"
+          }
+        },
+        "tr46": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/tr46/-/tr46-1.0.1.tgz",
+          "integrity": "sha1-qLE/1r/SSJUZZ0zN5VujaTtwbQk=",
+          "dev": true,
+          "requires": {
+            "punycode": "^2.1.0"
+          }
+        },
+        "webidl-conversions": {
+          "version": "4.0.2",
+          "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-4.0.2.tgz",
+          "integrity": "sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==",
+          "dev": true
+        },
+        "whatwg-url": {
+          "version": "7.1.0",
+          "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-7.1.0.tgz",
+          "integrity": "sha512-WUu7Rg1DroM7oQvGWfOiAK21n74Gg+T4elXEQYkOhtyLeWiJFoOGLXPKI/9gzIie9CtwVLm8wtw6YJdKyxSjeg==",
+          "dev": true,
+          "requires": {
+            "lodash.sortby": "^4.7.0",
+            "tr46": "^1.0.1",
+            "webidl-conversions": "^4.0.2"
+          }
+        },
+        "yallist": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==",
+          "dev": true
         }
       }
     },
@@ -17984,9 +18384,9 @@
       }
     },
     "rollup": {
-      "version": "2.28.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.28.1.tgz",
-      "integrity": "sha512-DOtVoqOZt3+FjPJWLU8hDIvBjUylc9s6IZvy76XklxzcLvAQLtVAG/bbhsMhcWnYxC0TKKcf1QQ/tg29zeID0Q==",
+      "version": "2.28.2",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.28.2.tgz",
+      "integrity": "sha512-8txbsFBFLmm9Xdt4ByTOGa9Muonmc8MfNjnGAR8U8scJlF1ZW7AgNZa7aqBXaKtlvnYP/ab++fQIq9dB9NWUbg==",
       "dev": true,
       "requires": {
         "fsevents": "~2.1.2"
diff --git a/package.json b/package.json
index 8c601cdc..b43fa682 100644
--- a/package.json
+++ b/package.json
@@ -159,36 +159,36 @@
     "@rollup/plugin-replace": "^2.3.3",
     "@rollup/plugin-url": "^5.0.1",
     "babel-plugin-transform-object-rest-spread": "^7.0.0-beta.3",
-    "copyfiles": "^2.3.0",
+    "copyfiles": "^2.4.0",
     "core-js-bundle": "^3.6.5",
     "coveradge": "^0.6.0",
     "cp-cli": "^2.0.0",
     "cross-var": "^1.1.0",
-    "cypress": "^5.2.0",
+    "cypress": "^5.3.0",
     "cypress-axe": "^0.8.1",
     "cypress-multi-reporters": "^1.4.0",
     "cypress-plugin-snapshots": "^1.4.4",
     "deparam": "git+https://github.com/brettz9/deparam.git#updates",
     "es-dev-commonjs-transformer": "^0.2.0",
-    "es-dev-server": "^1.57.4",
+    "es-dev-server": "^1.57.7",
     "es-dev-server-rollup": "0.0.8",
-    "eslint": "^7.9.0",
-    "eslint-config-ash-nazg": "^22.7.0",
+    "eslint": "^7.10.0",
+    "eslint-config-ash-nazg": "^22.8.0",
     "eslint-config-standard": "^14.1.1",
     "eslint-plugin-array-func": "^3.1.7",
     "eslint-plugin-chai-expect": "^2.2.0",
     "eslint-plugin-chai-expect-keywords": "^2.0.1",
     "eslint-plugin-chai-friendly": "^0.6.0",
     "eslint-plugin-compat": "^3.8.0",
-    "eslint-plugin-cypress": "^2.11.1",
+    "eslint-plugin-cypress": "^2.11.2",
     "eslint-plugin-eslint-comments": "^3.2.0",
     "eslint-plugin-html": "^6.1.0",
-    "eslint-plugin-import": "^2.22.0",
-    "eslint-plugin-jsdoc": "^30.5.1",
+    "eslint-plugin-import": "^2.22.1",
+    "eslint-plugin-jsdoc": "^30.6.3",
     "eslint-plugin-markdown": "^1.0.2",
     "eslint-plugin-mocha": "^8.0.0",
     "eslint-plugin-mocha-cleanup": "^1.8.0",
-    "eslint-plugin-no-unsanitized": "^3.1.2",
+    "eslint-plugin-no-unsanitized": "^3.1.4",
     "eslint-plugin-no-use-extend-native": "^0.5.0",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-promise": "^4.2.1",
@@ -217,7 +217,7 @@
     "remark-lint-ordered-list-marker-value": "^2.0.1",
     "requirejs": "^2.3.6",
     "rimraf": "^3.0.2",
-    "rollup": "2.28.1",
+    "rollup": "2.28.2",
     "rollup-plugin-copy": "^3.3.0",
     "rollup-plugin-filesize": "^9.0.2",
     "rollup-plugin-node-polyfills": "^0.2.1",
diff --git a/src/editor/embedapi.js b/src/editor/embedapi.js
index dd6459c4..4e4af622 100644
--- a/src/editor/embedapi.js
+++ b/src/editor/embedapi.js
@@ -24,7 +24,7 @@ let cbid = 0;
 function getCallbackSetter (funcName) {
   return function (...args) {
     const that = this, // New callback
-      callbackID = this.send(funcName, args, function () { /* */ }); // The callback (currently it's nothing, but will be set later)
+      callbackID = this.send(funcName, args, function () { /* empty */ }); // The callback (currently it's nothing, but will be set later)
 
     return function (newCallback) {
       that.callbacks[callbackID] = newCallback; // Set callback
diff --git a/src/editor/jgraduate/jQuery.jGraduate.js b/src/editor/jgraduate/jQuery.jGraduate.js
index a1c10c19..2bdfbfc2 100644
--- a/src/editor/jgraduate/jQuery.jGraduate.js
+++ b/src/editor/jgraduate/jQuery.jGraduate.js
@@ -37,8 +37,8 @@ const ns = {
 
 if (!window.console) {
   window.console = {
-    log (str) { /* */ },
-    dir (str) { /* */ }
+    log (str) { /* empty fn */ },
+    dir (str) { /* empty fn */ }
   };
 }
 
diff --git a/src/svgcanvas/svgcanvas.js b/src/svgcanvas/svgcanvas.js
index 2237a54d..7f154ee3 100644
--- a/src/svgcanvas/svgcanvas.js
+++ b/src/svgcanvas/svgcanvas.js
@@ -82,13 +82,13 @@ const {
 
 if (!window.console) {
   window.console = {};
-  window.console.log = function (str) { /* */ };
-  window.console.dir = function (str) { /* */ };
+  window.console.log = function (str) { /* empty fn */ };
+  window.console.dir = function (str) { /* empty fn */ };
 }
 
 if (window.opera) {
   window.console.log = function (str) { window.opera.postError(str); };
-  window.console.dir = function (str) { /* */ };
+  window.console.dir = function (str) { /* empty fn */ };
 }
 
 // Reenable after fixing eslint-plugin-jsdoc to handle
@@ -3890,7 +3890,7 @@ function hideCursor () {
 * @returns {void}
 */
     this.open = function () {
-      /* */
+      /* empty fn */
     };
 
     /**