libavg-1.8.2

Bugfix release for Linux and Mac:

• Fixed Audio (#500)

libavg-1.8.1

Bugfix release:

• Fixed anim keepAttr bug (#496)
• Fixed XInput multitouch support (r9651, #489)
• Documentation fixes (r9648, r9637, r9636, #487)
• Cleaner test output (r9629, r9630, #410)
• Fixed undefined reference in VDPAUHelper (r9635, #486)
• libav 0.10.0 support