Merge in Weld 2.2.7 final
Merge pull request #78 from smillidge/master

Merge in Weld 2.2.7 final
Added plumbing for setting table prefix and suffix in the JBatch schema
In progress new JBatch persistence manager
Initial interim persistence manager code
Interim implementation of persistence
Working MySQLPersistenceManager integrated with the RI JBatch
Changed the app tag as sometimes the ComponentInvocation doesn't know the app name but does know the component name