Make logo-x, logo-y operate relative to upper left corner.  logo-x/-y/-position/-transparency accessible via rc

* modules/gui/wxwindows/timer.cpp: don't forget to yield/release the input otherwise you're bound to access an invalid pointer later on.

  (needed when some playlist items name are not ASCII)
- Remove unused variable

* include/vlc_config.h: removed unused stuff + allocate less VOUT pictures when OPTIMIZE_MEMORY is defined.

+ put access and demux in the right place

- TODO: SSL on Windows

is specified

es_out.c: handle the pre-roll earlier

- DllRegisterServer modified to use current DLL path when registering control

 * picture.* : add picture-id option. its a string that identifies the
               video.
 * mosaic.c : add mosaic-order option. its a comma separated list of
              picture-ids. Any picture who's id isn't found in the list
              will be placed after skiping the necessary number of
              slots needed to place all pictures defined in this list.