POM changes and Iteration 4 docs
Merge
Merge branch 'master' of https://github.com/mox1990/Project-Postdoc
Refactored small changes to notifications, created Announcement entity and jpa controller, Refactored DAOFactory. Create new EJBs for handling announcements and notifier services. Complete the intial back end for both. Also added and refactored some EJBs. Added account reset mechnism. Updated SQL script. Will create front end today or tomorrow hopefully.