OBS Multiplatform 0.6.1

General Changes:
- Added a remux option in the menu to allow remuxing file formats on
  the fly [Palana]
- Added an option to disable constant bitrate (if wanting to just
  record for example) [Jim]
- Removed the use of a specific OpenGL extension which would cause
  many systems to fail to load, improving compatibility certain older
  nvidia GPUs and many intel integrated GPUs [Jim]
- Significantly improved the libobs API to be more consistent and use
  better type handling [Jim]
- Made major improvements to timing handling of async video sources
  [Jim]
- Added dropped frames to log files [Jim]

Mac specific changes:
- Added an auto-update framework for mac [Palana/Faruton]
- Added syphon capture source [Palana]

Windows:
- Completed the DirectShow plugin, which includes support for
  capturing and decoding major USB 2.0 devices such as Hauppauge
  HD-PVR 1, 2, Rocket, as well as the Roxio devices. [Jim]
- Removed dependency on specific D3DCompiler DLLs so that the need to
  get the DirectX SDK is no longer necessary [Jim]
