Remove deprecated and useless auto_accept API.
For more information, see:
http://groups.google.com/group/wvstreams-devel/browse_thread/thread/
981ca4fb015fe90b/
3aca4b7f7f630ab9?lnk=gst&q=auto_accept#
3aca4b7f7f630ab9
Also remove example code from wvstreamsdaemon comment at the same time. I'm
not comfortable having long-winded example code in comments, where it is
not tested for workingness. There are no less than two wvstreams daemon
tests that people can check out if they want something to build on.