New compiler WIP.
Merge pull request #42 from tschneidereit/master

First small part of the implementation of Bitmap and BitmapData
Revering 8db85da326827612000 due to regression
Fixing windshield gradient on the car
Adds AS2 button support; specifies button as a container
Adds Bitmap.js reference
Moving extension build files into separate folder for easy cleaning
Removes _isContainer
Fixes index.html for racing demo
Automates gh-pages building
Disables "open file" button when "rfile" is specified
Extesion autoupdate
Adjusts .gitignore
Increase extension version
Fixing new version location
Replacing window.print with console.log call
Fix update id
Autogenerate version number
Always builds extension; list of the other examples
Fixes getting the object root