Fixed SystemMonitor to return proper start/finish and duration times
Fixed TrialResultsJdbcDao.adHocQuery to use wild card parameterization
Tweaked exception message
Moved all the persistence stuff into a single package - includes models
and a jdbc accessor for the models.  Made the jdbc accessor thread safe.
 Mostly completed the flow - just a few more twists in the
TrialRunner and Tiro
Whoops - missed a file in the last commit.