Added inner and outer angle parameters to SoundSource3D, which makes it possible to do cone-like directional sounds. Fixed sound attenuation if near and far distance are the same. Closes #49.
Fixed logic bug in Audio subsystem related to mixing fragment size. Fixed uninitialized dataSize_ member in Sound.
Fixed unnecessary duplicate boundingBox_ member variable in DecalSet.
Merge remote-tracking branch 'upstream/master'
refine animation IK