Fixes, cleanup

* Allow ffmpeg binary to be found on OSX even when it's not installed
  in the Julia HomeBrew Cellar (allows camera to be discovered)
* Fix latest ffmpeg includes in wrapped files
AVOptions v0.0
AVOptions v0.0.1
AVOptions - most API working
AVOptions improved
2014-10-22T19:18:27
AVOptions API with documentation and tests
VideoIO with AVOptions API
VideoIO with AVOptions API with tests
VideoIO with AVOptions - fix Travis failure
VideoIO with AVOptions - added avdevicecapabilities.jl fix for Travis
VideoIO with AVOptions - fix Travis error
VideoIO with AvOptions - fix Linux device autodetection
VideoIO with AvOptions - remove Linux tests w/ device autodetection
remove Experimental
AVOptions Revised
include avutil.jl
1) Fix for PR#47#discussion_r20433652, 2) fetched Fixes, cleanup from master branch