- simple screenshot function
 - an helper function to check if the input item is playing 

- vlcshell.cpp: make opengl the default video output module for macosx
- vlc.r: remove Quicktime mimetype from supported list
- configure.ac: the OpenGL provider requires the AGL framework

    automake naming scheme.

(Remove ITEMPLAY method, which had become redundant)

Quit

symbols that would be hidden by the visibility patch, thus allowing VLC usage
with patched FFMPEG code, and sanitise the need for accessing non-public
symbols. Patch by Diego Petteno (flameeyes at gentoo do org).

* First dialog
* Start of input management

Thanks to Steven Sheehy and sorry for the delay :)

    declarations :-)

    for function pointers.

 - Don't use TIMER_ABSTIME which sucks (at least on Linux with HZ=1000)
 - Cosmetic
configure.ac:
 - Check for clock_nanosleep() rather than clock_gettime(), as it is more
   recent and we need both.

* playlist.m: minor update to the new playlist plus removal of an unpurposelly commited debug-msg