Linked List update
Bug Fix
Add Circle and Ellipse, and move hit tests into shapes
add circle and ellipse to the gruntfile
Last Object tupdate
First frame update fixed
DisplayObject link updated
Merge branch 'dev-linked-list' into dev
Render Speed up

Rendering Process now runs of Linked Lists increasing speed
Filter Adding functionality added

single filter applying now works in canvas and webGL
add prototype keyword to Rectangle
I forgot prototype on a lot of things
Maskin added to pixi.js

example updated
Compiled Version of PIXI.js added
fix a logic error with hitArea checks
Comments updated
Merge branch 'dev-filters' into dev
Docs updated Builds updated
Removed Some debbuging code for masks
Fixed draw Rect canvas bug