* clutter/clutter-shader.c:
Minor formatting cleanups to fit in 80 cols.
* clutter/clutter-texture.c:
More safety checks, clean ups in clutter_texture_new_from_actor()
* clutter/cogl/gl/cogl.c:
Always clear the FBO initially when rendering
* tests/test-fbo.c:
Overhall the test as to be more useful (and show current issues)