src/framework/mlt_deque.c

src/framework/mlt_deque.c
src/framework/mlt_deque.h
+ Added support for doubles

src/framework/mlt_frame.c
+ Switched order of source/dest audio mix extraction (for transition as filter usage)

src/framework/mlt_tractor.c
- Removed warning introduced from previous checkin (missing ctype.h)
+ Temporary work around to allow frames to carry multiple frames (for transition as filter usage)

src/modules/core/Makefile
src/modules/core/configure
src/modules/core/factory.c
+ Support for new transition filter :-)

src/modules/core/transition_composite.c
src/modules/core/transition_composite.h
- Removed frame properties dependence for process/get_image state communication
+ Extended alpha blending modes to 'and' and 'xor' logic (may change property triggering soon)
+ Provided support for transition as filter usage
+ Cleaned up public copy region functionality

git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@742 d19143bc-622f-0410-bfdd-b5b2a6649095