Added Catalan, Korean, and Turkish to index and remaning apps.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/36260044

git-svn-id: http://blockly.googlecode.com/svn/trunk@1542 c400ca83-b69d-9dd7-9705-49c6b8615e23
Added language flags to URLs from and to index page.
All of the .js files were automatically generated.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/35940045

git-svn-id: http://blockly.googlecode.com/svn/trunk@1543 c400ca83-b69d-9dd7-9705-49c6b8615e23