Demo script: Benchmarking

Using factor 1 (400 Mhz: f should be 1, 200 Mhz: f should be 0.5 etc)
Start: Sun Dec  5 16:10:37 1999
After rotating 200000 points in 3D space:
 took 17 seconds
Texture families: 8
Loaded 194 textures.
Texture families: 8
After selecting 4096 random textures and getting their name:
 took 4 seconds
Start: Sun Dec  5 16:10:58 1999
After adding 2096 air cubes:
 took 2 seconds
After autoRoom:
 took 16 seconds
After autoRoom (this time with mroom() around the cubes):
 took 2 seconds
After adding 2048 solid cubes and setting 4 faces with texture:
 took 29 seconds
After adding 2048 solid cubes and setting 4 faces with texture (new method):
 took 9 seconds
After adding 2048 solid cubes and setting 4 faces with texture (direkt):
 took 1 seconds
After adding 56 spiralstairs (got 5488 brushes):
 took 5 seconds
After writing:
 took 3 seconds
Done: Sun Dec  5 16:12:05 1999
