Release: 2.0 Changes:

• complete rework of old code into object-oriented model
• use ezSQL as database abstraction layer
• made header and footer real html that is parsed rather included
• config changed from object into array (this will change in the future again)
• maintainer changed from Lex Brugman to Christian Beer (with permission)
• fixed small bugs and typos
• fixed Additional Group mechanism
• updated database schema for newer MySQL servers
• added checks for empty database
• added a userid prefix filter for managing a lot of users