add ServiceException
Merge branch 'master' of https://github.com/bug-tracker-dev/bug-tracker.git
Merge branch 'master' of https://github.com/bug-tracker-dev/bug-tracker.git
Merge branch 'master' of https://github.com/bug-tracker-dev/bug-tracker.git
modify the hibernate's packagesToScan property to "com.abc.bt.modules"