2006-11-30 Jonathan Matthew <jonathan@kaolin.wh9.net>

2006-11-30  Jonathan Matthew  <jonathan@kaolin.wh9.net>

	patch started by:  James Livingston  <doclivingston@gmail.com>

	* podcast/rb-podcast-manager.c: (*)
	* podcast/rb-podcast-manager.h:
	* sources/rb-podcast-source.c: (rb_podcast_source_set_property),
	(rb_podcast_source_cmd_cancel_download),
	(rb_podcast_source_load_finish_cb),
	(rb_podcast_source_feed_updates_available_cb),
	(rb_podcast_source_shutdown), (rb_podcast_source_cmd_new_podcast):
	Remove mutexes and async queues from the podcast manager; just do
	everything on the main thread and use idle handlers to marshal things
	across to it.  Should fix crashes on FreeBSD, various other weird
	stuff, and bug 337332.