gst/tcp/: Added burst on connect sync_method, deprecated sync_clients, streamlined...

gst/tcp/: Added burst on connect sync_method, deprecated sync_clients, streamlined the sync code some more.

Original commit message from CVS:
* gst/tcp/.cvsignore:
* gst/tcp/gstmultifdsink.c: (gst_sync_method_get_type),
(gst_multifdsink_class_init), (gst_multifdsink_init),
(gst_multifdsink_add), (gst_multifdsink_remove),
(gst_multifdsink_remove_client_link), (is_sync_frame),
(gst_multifdsink_new_client),
(gst_multifdsink_handle_client_write),
(gst_multifdsink_recover_client), (gst_multifdsink_queue_buffer),
(gst_multifdsink_handle_clients), (gst_multifdsink_set_property),
(gst_multifdsink_get_property):
* gst/tcp/gstmultifdsink.h:
Added burst on connect sync_method, deprecated sync_clients,
streamlined the sync code some more.