Added to index all languages with maze and puzzle translated.
English will show where other messages not defined.

Review URL: https://codereview.appspot.com/38470043

git-svn-id: http://blockly.googlecode.com/svn/trunk@1551 c400ca83-b69d-9dd7-9705-49c6b8615e23
Incorporated latest translatewiki changes.

Review URL: https://codereview.appspot.com/38480043

git-svn-id: http://blockly.googlecode.com/svn/trunk@1552 c400ca83-b69d-9dd7-9705-49c6b8615e23