Initial Commit

Mitre line algorth working in webGL
Graphics Implemented
Merge branch 'dev-primitive' into dev

Conflicts:
	bin/pixi.js
Graphics Updated
Src folder restructured
Graphics shape fill added

shaders optimised - removed need for 4x4 matrix
draw elipse added
any shape can now be filled
Docs updated

example updated
misplaced files removed
Alpha implemented in graphics Object
Example 13 updated
Bug fix for webGLGraphics

indices not being cleared when clear() called
Merge branch 'dev' of https://github.com/GoodBoyDigital/pixi.js into dev

Conflicts:
	bin/pixi.js
PIxi.js File Built