changing context now clears the selection

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2198 eee81c28-f429-11dd-99c0-75d572ba1ddd

editor/svg-editor.js

@@ -821,6 +821,7 @@
 				} else {
 					svgCanvas.setContext(link.text());
 				}
+				svgCanvas.clearSelection();
 				return false;
 			});