MacGui: disable/enable the encoder options label when needed and fix the encoder preset options when loading a queue item back to the main window.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6354 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: toggle the Advanced tab when the prefs setting changes.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6355 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: added a note in the prefs audio tab about the native languages and custom/builtin presets.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6356 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: corrected a label text in the prefs audio tab.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6357 b64f7644-9d1e-0410-96f1-a4d463321fa5
WinGui: Queue only checks duplicates against waiting items now.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6358 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: fix build with 10.8 sdk.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6359 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: store the audio and subtitles defaults in each queue item so they can be loaded back from the queue.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6360 b64f7644-9d1e-0410-96f1-a4d463321fa5
MacGui: aligns the time/start textfield in the main window.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6361 b64f7644-9d1e-0410-96f1-a4d463321fa5