Merged in rewrite (pull request #1)

Rewrite
Merge branch 'master' of bitbucket.org:mudcrab/piston-engine
Merged in dev (pull request #2)

pre 0.1
specified the request method for loading the json file
Merge branch 'dev'

Conflicts:
	tiledmap.js
removed prototype class init
fixed syntax errors
fixed indendation and commented out tiledmap stuff to make the engine working
Merge pull request #3 from mudcrab/development

fixed indendation and commented out tiledmap stuff to make the engine wo...