MacGui: set the correct framerate in the preset.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6631 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: add some more logs in HBCore.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6632 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: use HBJob when possible.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6633 b64f7644-9d1e-0410-96f1-a4d463321fa5