Over 50% speed increase on the new EnTibr

Let's keep it short, new plaintext generation, caching:

Old speed: ~200 Mhashes/s
New speed: ~315 Mhashes/s

Just shows the algorithm should not always be the main target of optimization.

Files:
EnTibr_0.3_win32.zip
EnTibr_0.3_src.zip