docs/libs/gstreamer-libs-sections.txt: Add new function:

docs/libs/gstreamer-libs-sections.txt: Add new function:

Original commit message from CVS:
* docs/libs/gstreamer-libs-sections.txt:
Add new function:
API: GstBaseTransform::gst_base_transform_suggest()
* libs/gst/base/gstbasetransform.c: (gst_base_transform_finalize),
(gst_base_transform_init), (gst_base_transform_transform_caps),
(gst_base_transform_transform_size),
(gst_base_transform_configure_caps),
(gst_base_transform_can_transform),
(gst_base_transform_find_transform), (gst_base_transform_setcaps),
(gst_base_transform_prepare_output_buffer),
(gst_base_transform_buffer_alloc),
(gst_base_transform_handle_buffer), (gst_base_transform_getrange),
(gst_base_transform_chain), (gst_base_transform_activate),
(gst_base_transform_set_passthrough),
(gst_base_transform_is_passthrough),
(gst_base_transform_set_in_place),
(gst_base_transform_is_in_place), (gst_base_transform_update_qos),
(gst_base_transform_set_qos_enabled),
(gst_base_transform_is_qos_enabled),
(gst_base_transform_set_gap_aware), (gst_base_transform_suggest),
(gst_base_transform_reconfigure):
* libs/gst/base/gstbasetransform.h:
Rewrite of basetransform to perform negotiation outside of the
buffer_alloc functions.  Fixes #545853.
* tests/check/libs/transform1.c: (GST_START_TEST),
(buffer_alloc_ct2):
Update unit test.