Thanks go to the following people:
* Yorhel for initially propossing the idea and for propossing the _49 and _1025
  functions
* ryao for testing on a UltraSPARC IIIi (big endian machine) and providing
  performance data.
* iceman, Yorhel, eMTee and RoX for testing the code in various platforms.
* iceman for feedback compiling into Visual Studio 2010
* Zeru for feedback compiling into Visual Studio 2008 and 2010
* cologic for the idea of the PHP implementation