Change Blockly.Apps to BlocklyApps.  This will allow (in future CLs) common.js to be loaded before Blockly, enabling common.js to do more initialization work.
Review URL: https://codereview.appspot.com/10252045

git-svn-id: http://blockly.googlecode.com/svn/trunk@1068 c400ca83-b69d-9dd7-9705-49c6b8615e23