Remove exact numeric values from ContextCommand.

They carry no meaning, except for FIRST_STYLE.

src/ui.h

@@ -118,27 +118,27 @@ enum class Command : uint32_t {
 };
 
 enum class ContextCommand : uint32_t {
-    CANCELLED        = 0x000,
-    SUBMENU          = 0x001,
-    SEPARATOR        = 0x002,
-    UNSELECT_ALL     = 0x100,
-    UNSELECT_HOVERED = 0x101,
-    CUT_SEL          = 0x102,
-    COPY_SEL         = 0x103,
-    PASTE            = 0x104,
-    PASTE_XFRM       = 0x105,
-    DELETE_SEL       = 0x106,
-    SELECT_CHAIN     = 0x107,
-    NEW_CUSTOM_STYLE = 0x110,
-    NO_STYLE         = 0x111,
-    GROUP_INFO       = 0x120,
-    STYLE_INFO       = 0x121,
-    REFERENCE_DIM    = 0x130,
-    OTHER_ANGLE      = 0x131,
-    DEL_COINCIDENT   = 0x132,
-    SNAP_TO_GRID     = 0x140,
-    REMOVE_SPLINE_PT = 0x141,
-    ADD_SPLINE_PT    = 0x142,
+    CANCELLED,
+    SUBMENU,
+    SEPARATOR,
+    UNSELECT_ALL,
+    UNSELECT_HOVERED,
+    CUT_SEL,
+    COPY_SEL,
+    PASTE,
+    PASTE_XFRM,
+    DELETE_SEL,
+    SELECT_CHAIN,
+    NEW_CUSTOM_STYLE,
+    NO_STYLE,
+    GROUP_INFO,
+    STYLE_INFO,
+    REFERENCE_DIM,
+    OTHER_ANGLE,
+    DEL_COINCIDENT,
+    SNAP_TO_GRID,
+    REMOVE_SPLINE_PT,
+    ADD_SPLINE_PT,
     FIRST_STYLE      = 0x40000000
 };