issue 1154: Fixed HQL help text for ALTER TABLE MODIFY
Lazily initialize group commit
Added Hypertable.RangeServer.Range.IgnoreCellsWithClockSkew property
Fixed potential object ID collision in ThriftBroker
issue 1155: Throw exception during CREATE TABLE on bad column option combinations
issue 1156: When performing GC compaction, measure actual garbage before proceeding
Cleaned up FragmentData class and added doxygen comments
Fixed monitoring UI table detail graph rendering for nested namespaces
issue 1161: Fixed bug in Java SerializedCellWriter.add_delete()
Fixed crash in ThriftBroker when passing in bad object ID
issue 1160: Throw exception on bad counter column option combinations in schema parse
Added java counter test
Fixed bug in FileBlockCache key computation for offsets >= 2^32
Fixed AccessGroupGarbageTracker to avoid repeated unnecessary garbage checks
Added do_not_cache member to ScanSpec
Fix Hyperspace reconnect if machine suspended;
Only perform Master timer ops if Hyperspace session state is SAFE
Updated for 0.9.7.13 release