Renames TNT to Trinitrotoluene, which is TNT's full unabbreviated name.

The math in the splash text is wrong, 16 + 51,090,942,171,709,439,980 + 4 = 21!

NOW REDUNDANT - The texture for Tuff Bricks is offset by half a block, and so doesn't match the other stone brick types. All this pack does is shift the texture by 9 pixels to fix the inconsistency.