(There remain still some core dumps to fix.)

warning, guard against dereferencing more unitialized pointers.

* Link some actions and outlets in IB
* some small visual fixes

* modules/video_output/directx/directx.c,glwin32.c: don't unload the plugin as we can't unregister our window classes. This fixes crashes with the mozilla plugin.

* modules/demux/mp4/libmp4.c: use stream_MemoryDelete() instead of free() + some coding style changes.

 ffmpeg.patch.cvs: BeOS fix

* src/misc/vlm.c, modules/demux/playlist/m3u.c, modules/services_discovery/sap.c: portability fixes.

* modules/demux/mp4/mp4.c: avoid reading raw audio (or slightly compressed) a sample at a time + coding style changes.

some more size verifications

* fixed some other incorrect translations of 'Quit' -- thanks to the forum users 'jfsch01' and 'sushi'

* include/vlc_xml.h, src/misc/xml.c: core wrapper for XML modules.
* modules/misc/xml/xtag.c: trivial XML parser module.
* modules/misc/xml/libxml.c: XML parser module using libxml2.
* modules/gui/skins2/parser/*: removed dependancy on libxml2 and use an XML module.

  (useful for shoutcast)
 * modules/gui/wxwindows/timer.cpp: update the item name on the main window

- vlcproc.cpp: update $N and $F variables on an item/playlist change
_ async_queue.cpp: fixed a deadlock between the VLC playlist and the command
  queue

* modules/access/dshow/dshow.cpp: fixed stupid bug in ReadCompressed() that was dropping part of the received data (Fixes the PVR issue).