Switch puzzle app to use Closure translation framework.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/8970044

git-svn-id: http://blockly.googlecode.com/svn/trunk@773 c400ca83-b69d-9dd7-9705-49c6b8615e23
Add en.json and qqq.json so puzzle can go into translatewiki.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/8986044

git-svn-id: http://blockly.googlecode.com/svn/trunk@774 c400ca83-b69d-9dd7-9705-49c6b8615e23
Adds French to puzzle, including instructions for translation process.
French help file left out of this CL because Rietveld can't handle it.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/8863044

git-svn-id: http://blockly.googlecode.com/svn/trunk@775 c400ca83-b69d-9dd7-9705-49c6b8615e23