Changes from 1.0 -> 1.1 SVN

* Added JCalendar library for nice Calendar displaying
* Addaed the current time to the bottom right of the GUI
* Added a few key shortcuts
* conf.txt has been renamed into netcalendar.conf
* Fixes in the docu
* Added icons
* Switched from Make to Ant (Build system)
* ...and more ore small stuff