Fixed incorrect comments, and pruned dead code
Cleaned up comments and unused code
Removed the ENTITY_ALIAS column family
Removed unused methods in the entity manager for reading and writing entity aliases.
Kept the old getAlias method, which now delegates to reading the unqiue index for entity Ids

This change requires no migration.
Read wired correctly.  Need to refactor result loaders.
Core building.  Dependencies need tested.
Need to refactor column parsing during iteration to use generics.  Current structure does not allow for custom data loading outside of the UUID.
Working refactor of scanning and column parsing
Merge branch 'master' into USERGRID-2441
Merge remote-tracking branch 'origin/master' into USERGRID-2441
Updated tests to add graph traversal verification
Fixes incorrect parameter ordering
Cleaned up imports before merge
Merge pull request #248 from apigee/USERGRID-2441

Usergrid 2441