API: gst_parse_launch_full()

API: gst_parse_launch_full()

Original commit message from CVS:
* docs/gst/gstreamer-sections.txt:
* gst/gst.c: (init_post):
* gst/gst_private.h: (_GstParseContext):
* gst/gstparse.c: (gst_parse_error_quark), (gst_parse_context_new),
(gst_parse_context_free), (gst_parse_context_get_missing_elements),
(gst_parse_launchv), (gst_parse_launchv_full), (gst_parse_launch),
(gst_parse_launch_full):
* gst/gstparse.h: (GST_PARSE_FLAG_NONE), (GST_PARSE_FLAG_FATAL_ERRORS),
(GstParseFlags), (GstParseContext):
* gst/gstutils.c: (gst_parse_bin_from_description),
(gst_parse_bin_from_description_full):
* gst/gstutils.h:
* gst/parse/grammar.y:
* gst/parse/types.h:
* win32/common/libgstreamer.def:
Add new gst_parse_*_full API (#528178):
API: gst_parse_launch_full()
API: gst_parse_launchv_full()
API: gst_parse_bin_from_description_full()
API: gst_parse_context_new()
API: gst_parse_context_free()
API: gst_parse_context_get_missing_elements()