libs/gst/check/gstcheck.c: do not automatically (de)activate pads

libs/gst/check/gstcheck.c: do not automatically (de)activate pads

Original commit message from CVS:
* libs/gst/check/gstcheck.c: (gst_check_setup_src_pad),
(gst_check_teardown_src_pad), (gst_check_setup_sink_pad),
(gst_check_teardown_sink_pad):
do not automatically (de)activate pads
* tests/check/Makefile.am:
* tests/check/elements/queue.c: (queue_overrun), (queue_underrun),
(setup_queue), (cleanup_queue), (GST_START_TEST), (queue_suite):
add new, yet simple tests for queue
* tests/check/elements/fakesrc.c: (cleanup_fakesrc):
* tests/check/elements/fdsrc.c: (cleanup_fdsrc):
* tests/check/elements/filesrc.c: (cleanup_filesrc),
(GST_START_TEST):
* tests/check/elements/identity.c: (cleanup_identity):
consistent pad (de)activation