* Remove some unneeded wrappers and locking

Add "shuffle" button to puzzle in order to prevent shuffling when double clicking to go fullscreen once the puzzle is solved.

- access/file.c: fixed stat on win32, make sure the right stat structure is used, 'struct _stati64' on win32 and not 'struct stat'

yellow guy" in sin city or the red dressed girl in the beginning of
schindlers list

The libvlc.so ABI is still way too unstable IMHO.

This commit will probably break havoc in bindings in the short term,
but hey, this is the unstable branch

(suppress one more ugly piece of code)