* clutter/clutter-main.c:
* clutter/clutter-private.h:
* clutter/clutter-stage.c:
Rework and fix offscreen rendering, also rejig GLX
context handling, moving mostly into stage.
Require at least OpenGL 1.2 ( CLAMP_TO_EDGE )
* clutter/clutter-texture.c:
Explicity set props on _init() as to avoid nasty can_create
bug failing miserably in certain situations.
Switch to CLAMP_TO_EDGE for textures to avoid tile seams.
Add some more GL error checks.
* clutter/clutter-label.c:
Extra debug info
* configure.ac:
Require gdk-pixbuf-xlib-2.0