WinGui:

WinGui:
- Update check on start-up moved onto a separate thread. Start-up should now be significantly faster. It will no longer stall if the server is slow responding.
- Sparkle style Updater now appears on start-up if an update exists rather than just a text label.
- Main form frmMain has been re-arranged slightly. Resolution boxes and Aspect ratio have been moved onto the picture settings tab. (Allows for more space on the tabbed portion of the window. Audio Tab has been re-arranged.
- Picture cropping text boxes have been changed to numeric boxes.
- Support for 2nd Audio track has been added.
- Support for Forced Subtitles has been added.

git-svn-id: svn://localhost/HandBrake/trunk@1102 b64f7644-9d1e-0410-96f1-a4d463321fa5