Fixed Issue 763: Drawing with the pencil tool fires two elementChanged events

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1938 eee81c28-f429-11dd-99c0-75d572ba1ddd

editor/svgcanvas.js

@@ -4869,7 +4869,7 @@ var pathActions = canvas.pathActions = function() {
 					"fill": "none"
 				}
 			});
-			call("changed",[element]);
+			// No need to call "changed", as this is already done under mouseUp
 		}
 		return element;
 	};