Add copyright information to source files

source/javascripts/lang_selector.js

@@ -1,3 +1,18 @@
+/*
+Copyright 2008-2012 Concur Technologies, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License"); you may
+not use this file except in compliance with the License. You may obtain
+a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+License for the specific language governing permissions and limitations
+under the License.
+*/
 languages = []
 function activateLanguage(language) {
   $("#lang-selector a").removeClass('active');