Original commit message from CVS:
Use plugin descriptions, which start with the major and minor version
numbers, instead of relying on each plugin to call gst_plugin_new
appropriately, and check the return value, and tidy up if there's a
failure. This seems to work fine, and factors out some code common to
all plugins.
Original commit message from CVS:
Lots of updates to the plugins for caps negotiation.
Added YUY2 output to the win32 dlls.
Added a colorspace converter in gstplay
Original commit message from CVS:
More work on capsnego, mostly proxying
Added another testsuite for capsnego
Added caps to vorbisdec, mp3parse, mp1videoparse
Redid the queue proxy handling a bit.
