Version 0.99.010 released

The new version contains a lot changes:
- An new tool named dbtuswitch.sh
- Some new parameters for dbtuwho
- The tools dbtuff2code and dbtupreptime has been
ported to Java
- The DbtuTools suite is now located within its
own tree (/opt/dbtutools)
- The documentation has been rebuild from ground up.
- ...