misc...
* render scene to FBO to get following options:
preferences->camera->MSAA (def = 8 samples)
preferences->orthographic->MSAA (def = 8 samples)
coloured camera POV icon w/o rerendering the scene
coloured rectangular selector box w/o rerendering the scene
* fallback to glCopyTexImage2D (NPoT), if FBO isn't available
* fix crash with nonpthreads xmllib + multithreading + output to system console
* number of code fixes
Radiant:
misc...
* fix: clone group ent / map import / saving map as : group ents name labels at 0,0,0;
* number of code fixes