Simplify my DB by concatenating lesson ID to the exo one
Kill LessonNavigatorDialog, as it is deprecated by a panel now

This obviously fixes issue #32 (the lesson navigator is not consistant
with the other windows)
remove useless jung samples
Merge branch 'master' of github.com:oster/JLM
oops, forgot to commit this one, sorry
move compilation-related stuff out of the model package
remove useless jung additional libs
remove the titleborder on the lesson navigator

Screen space is a precious resource
adapt the classpath to what Gerald just changed
remove jruby from classpath and librairies
refresh
avoir warning during build process (includeantruntime=false, see. http://stackoverflow.com/questions/5103384/ant-warning-includeantruntime-was-not-set for more information.)
Remove simple-xml from the build-dependencies: wasn't used.
Merge pull request #2 from oster/master

Synchronisation