Remove now unnecessary math check in cleanupElement(). Move line-height property to the CSS where it belongs

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1369 eee81c28-f429-11dd-99c0-75d572ba1ddd

editor/svg-editor.css

@@ -29,6 +29,7 @@
 }
 
 #svg_editor #svgcanvas {
+	line-height: normal;
 	display: inline-block;
 	background-color: #A0A0A0;
 	text-align: center;

editor/svg-editor.html

@@ -49,7 +49,7 @@ script type="text/javascript" src="locale/locale.min.js"></script-->
 
 <div id="workarea">
 <style id="styleoverrides" type="text/css" media="screen" scoped="scoped"></style>
-<div id="svgcanvas" style="line-height: normal"></div>
+<div id="svgcanvas"></div>
 </div>
 
 <div id="sidepanels">

editor/svgcanvas.js

@@ -1066,7 +1066,7 @@ function BatchCommand(text) {
 		}
 		for(var attr in defaults) {
 			var val = defaults[attr];
-			if(element.localName != 'math' && element.getAttribute(attr) == val) {
+			if(element.getAttribute(attr) == val) {
 				element.removeAttribute(attr);
 			}
 		}