Added kGPUImageRotateRightFlipHorizontal to the GPUImageRotationMode enum to fix build errors
Merge pull request #1199 from andyinabox/master

Fix build errors
GPUImageMovieWriter now obeys its inputRotation.

This appears to simply correct the issue of the movie being written with the wrong orientation. We no longer need to use a dummy filter to correct the orientation.
Merge branch 'refs/heads/movie-writer-rotation' into develop