Original commit message from CVS:
* codegen/argtypes.py:
Add handling of 'keep-refcount' for GBoxed arguments.
* gst/gst.defs:
Mark the appropriate 'gst_message_new_*' arguments when the method
takes the ownership of the passed gst.Structure/gst.TagList
* testsuite/test_message.py:
Test for creating messages that take a gst.Structure/gst.TagList as
argument and make sure they're properly created.
Fixes#556054
Original commit message from CVS:
* testsuite/test_message.py:
GstBus is flushing in NULL, so we need to set the pipeline to READY in
order to receive the messages in the bus watch.
Original commit message from CVS:
* gst/gst.defs:
Keep refcount for the message of gst_bus_post()
* gst/gststructure.override:
Don't free a structure on dealloc (the parent does that)
* testsuite/test_message.py:
Proper testing of bus functionnality with a mainloop
