fix duplicate .obj names on msw for audio::Context vs gl::Context, release and 64-bit
fix duplicate .obj names on msw for audio::Context vs gl::Context, release and 64-bit

sosolimited/Cinder,2666hz/Cinder,sosolimited/Cinder,2666hz/Cinder,2666hz/Cinder,sosolimited/Cinder,morbozoo/sonyHeadphones,sosolimited/Cinder,morbozoo/sonyHeadphones,morbozoo/sonyHeadphones,morbozoo/sonyHeadphones,2666hz/Cinder