Add new dependencies
* pitivi/settings.py:
getVideoCaps() and getAudioCaps() now return intersection of
configured settings AND corresponding encoder sink caps.
* pitivi/timeline/objects.py:
Add a mode to force setting start/duration on the gnlobject.
Fixes a stupid bug with cutting.
* pitivi/timeline/source.py:
Fix debugging
* pitivi/ui/viewer.py:
Fix debugging.
Only set XID on videosink widget if it is exposed in order to avoid
X errors.


git-svn-id: svn+ssh://svn.gnome.org/svn/pitivi/trunk@1082 d3729300-e425-0410-8a4c-d956edccc248