Cleaned up some code

Fixed incorrectly button behaviors

Refactored some code, added support for decompression with fixed Huffman codes, implemented better cross browser buttons

Reference buttons instead of clone them, renamed calcPtKey to pt2key, added cross browser object key calculation

Removed obsolete WW workarounds

Avoid duplicating advanced fills, started implementing cross browser color tranformation

Consider stroke opacity

Bug fixes

Added button color transformation and support for buttons tracked as menu

Stage was undefined

Some code refactoring

Renamed uncompress to decompress

Set stage properties after first frame is loaded

Removed vendor file from ignore list

Added new renderer directory