This changes an important part of the plugin API, gst_pad_try_set_caps() no longer...

This changes an important part of the plugin API, gst_pad_try_set_caps() no longer returns a boolean, it now returns ...

Original commit message from CVS:
This changes an important part of the plugin API, gst_pad_try_set_caps() no longer returns a boolean, it now returns a GstPadConnectReturn, which makes much more sense than a boolean. All plugins have also been changed, so don't worry ;)