allow running from sub directory of base location
simplify css
config flag for debug output
create working directories at startup
global translation lists
nav menu on top
pdf export of course lists
fix in displaying error message
path handling and helper functions
helper functions for checking item selections
changed some code layout, handle categories in separate directory
App title and basic styling
simple message/error display
introduce sessions
modular design
refactoring card display
changed project layout
externalise cgi engine svn path=/trunk/; revision=62
improved debugging functions svn path=/trunk/; revision=54
Added AGPL License notice to every file svn path=/trunk/; revision=51