init playing flag to false in constructor
improve handling of audio queue thread
Introducing CINDER_VERSION and CINDER_VERSION_STR macros
Updating vc11/cinder.sln to reflect VC11
Setting _WIN32_WINNT=0x0502 on Vc11 projects of audio samples
Setting default TinderBox vc11 project to _WIN32_WINNT=0x0502
Adding Xaudio2.lib pragma for VC11 Win8 combo
Merge pull request #326 from reakinator/xaudio_playback_fix

Xaudio playback fix
Updating Git setup document
Merge branch 'dev' of github.com:cinder/Cinder into dev
Updates to MacSetup documentation
Fix for getEndTime() to report correct Timeline end time.

Previously, the cached mDuration variable could be out of sync
with the actual duration of a Timeline when getEndTime is called.
We now call getDuration(), which calculates the duration if needed.
This ensures the correct end time for the timeline is returned.
Merge pull request #328 from sansumbrella/timeline

Fix for getEndTime() to report correct Timeline end time.
Missing member var setting in for window size in Mac app impl
Fixing samples/Tubular's use of Params
Fixing samples/RDiffusion's use of Params
Updating Section 2 of tour's use of Params
Mac docs updating
Implementation of ConvexHull
ConvexHull sample