mlt_consumer.c, mlt_frame.c, mlt_multitrack.c, mlt_playlist.c,

mlt_consumer.c, mlt_frame.c, mlt_multitrack.c, mlt_playlist.c,
mlt_producer.c, producer_avformat.c, filter_data_show.c,
producer_libdv.c, producer_inigo.c, producer_vorbis.c,
producer_westley.c:
remove statefulness of frame rate through framework and modules,
and allow consumer properties to override profile settings.

git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@1040 d19143bc-622f-0410-bfdd-b5b2a6649095