add new particle node: ParticleSegmentedScale
fix set animateUVs error in CompiledPass.as
fix for issue #588
add support for the new atf format, fix for issue #608
fix bug: mesh whose texture has no mipmap and alphaThreshold>0 cannot cast shadow
set position of bytearray to 0 before checking atf head
AWD2.1 fix LighMapMethod import / fix AWD1parser.supportsData()
fix AWD1parser.supportsData()
Merge pull request #615 from daiwei1999/dev

Fix some issues
Merge branch 'dev'