MacGui: integrated HBPicture in HBPictureController and started to move things over to HBJob.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6628 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: fix a warning.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6629 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: rearrange files in the project and disabled NSZombie.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6630 b64f7644-9d1e-0410-96f1-a4d463321fa5