libav: update fraem threading state patch

Use version written by Janne and committed to libav


git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6344 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: removed an unnecessary NSBox in the Advanced tab.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6345 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: fixed auto naming for dvd sources.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6346 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: fixed the preview controller HUD style on the next OS X release.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6347 b64f7644-9d1e-0410-96f1-a4d463321fa5