Version history

Version 1.0
Function Added
Version 2.0
added the HTML entities
   Version 2.1
added more HTML entities
   Version 2.2
Version 3.0
handles long unicodes, thanks to Clément Hoffmann
   Version 3.1
more entities (thanks Agnès)
   Version 3.2
   Version 3.3
implementation of Honza's modifications
   Version 3.4
   Version 3.5
Optimization by HOnza Koudelka
Version 4.0
supports hexadecimal entities such as ß (ß)