Seeing all the problems,I'm getting more happy that it worked without any troubles for me! 
                
            


 I have seem to have few textures glitched out.
 I have seem to have few textures glitched out.











 Perfect! Loading times are back to normal (that is a few seconds) even with very high resolution textures. Thank you!
 Perfect! Loading times are back to normal (that is a few seconds) even with very high resolution textures. Thank you!


In particular, the ones named ATEST are now using DXT3 instead of DXT1.  


