Removed some stuff to make the exercises more challenging.
Added a JNDI environment demonstration
Fixed interceptor (annotations)
Added solution for exerise 15
Added an async demo
added Futures and Timer excerices
(cherry picked from commit dfdce02)
added Futures and Timer excerices
(cherry picked from commit dfdce02)
Added an async demo
Restored JMS example from previous commit
Merge branch 'master' of https://github.com/kvanrobbroeck/acaddemict-managed into keris
Merge branch 'master' of https://github.com/kvanrobbroeck/acaddemict-managed into keris
checked out some files from previous revision (git checkout 72b0d89e5ddc108c7fe5259e442dc9702b60bee4 *Dao*) in the dao package folder