Merge pull request #1 from volkipp/dev

Found a few omissions and a syntax error.
minor type casting fixes
haxelib release 0.1.3
pixijs v2.0 updates
Update README.md
Update README.md
haxelib v0.2.0 release
Merge branch 'master' of https://github.com/adireddy/haxe-pixi
Update README.md
Added missing constructors for the filters.
Merge branch 'master' of https://github.com/volkipp/haxe-pixi into dev
Fixed type on texture.
Added proper number of params for event emitting.