Update copyright year

LICENSE

-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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

source/javascripts/lang_selector.js

 /*
-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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

source/layouts/layout.erb

 <%#
-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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

source/stylesheets/all.css.scss

@@ -5,7 +5,7 @@
 @import 'syntax';
 
 /*
-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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

source/stylesheets/syntax.css.scss.erb

 /*
-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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

source/stylesheets/variables.scss

 /*
-Copyright 2008-2012 Concur Technologies, Inc.
+Copyright 2008-2013 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