check: Add helper that sends initial events

https://bugzilla.gnome.org/show_bug.cgi?id=700033
diff --git a/libs/gst/check/Makefile.am b/libs/gst/check/Makefile.am
index 71abf2b..9b5e093 100644
--- a/libs/gst/check/Makefile.am
+++ b/libs/gst/check/Makefile.am
@@ -79,6 +79,7 @@
 	gst_check_message_error \
 	gst_check_run_suite \
 	gst_check_setup_element \
+	gst_check_setup_events \
 	gst_check_setup_sink_pad \
 	gst_check_setup_sink_pad_by_name \
 	gst_check_setup_src_pad \