Add ignore file.
Fix static files in the server side.
Upgrade cocos2d from 2.2 to 2.2.3
Fix .gitignore conflict.
Merge pull request #15 from globant/issue-13

Upgrade cocos2d from 2.2 to 2.2.3
Fix conflict with index.html
Merge with master.
Remove the box2d lib.
New method to drive.
Delete deprecated code.
Remove negative speed.
Fix merge
Add static objects debugger