Remove sequence fixups
Remove checkAndFixIndexes
Remove recreateGIs
Remove DDL JMX helpers
Remove groups builder, visitor, and static grouping
More JMX cleanup
Remove metamodel references from PSSM
Remove unused AIS model attributes
Remove unused classes
One more
merge nwilliams: Remove unnecessary workaround code and other unused classes.

https://code.launchpad.net/~nwilliams/akiban-server/remove-dead-workarounds/+merge/168721