fix needsUpdate to be just an update method

maskManager expects renderer not context

add tiling sprite destroy method; fix some missing things

change objectRenderers to plugins

Fixed tiling sprite..

Merge branch 'dev-rewrite' of https://github.com/GoodBoyDigital/pixi.js into dev-rewrite

tweaked sprite ands tilingsprite ...

fixed busted tiling sprite
fixed renderCanvas for sprite

add missing semicolons

More updates ...

changed function to objectRenderer instead of objectRendererer
Removed renderTilingSprite from Sprite Renderer

regex replace braces to newline

merge #1338, fix an issue with tileScale on canvas

fix some jshint issues

merge #1216, small getBounds optimization

fix up more extras, graphics, and text with new render methods

update extras to new renderer methods

initial move to new module folders

tons of jshint and typo fixes

refactor utils

run clean on strip

Initial Reorganization ...

This commit was the first to start the rewrite of PIXI

1. Removes meta files not necessary to be in the core repo (docs,
examples, random trim/ folder, etc)
2. Rewrite grunt workflow to be gulp
3. Setup testing and browserify tasks to prepare for code rewrite
4. Trim trailing space from the readme