Move Selector and SelectorManager into select.js. Start of unit test file for select.js.

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1873 eee81c28-f429-11dd-99c0-75d572ba1ddd

test/history_test.html

@@ -7,6 +7,7 @@
   <script type='text/javascript' src='qunit/qunit.js'></script>  
   <script type='text/javascript'>
   $(function() {
+	// TODO(codedread): Write tests for handling history events.
 
 	// Mocked out methods.
 	svgedit.transformlist = {};
@@ -547,6 +548,8 @@
 		batch.unapply();
 		equals(concatResult, 'cba');
 
+		MockCommand.prototype.unapply = function() {};
+
 		tearDown();
 	});