BUG-38021: add the superType check for loop expressions; also did some cleanup, moved the typeTest logic to GraphPersistenceStrategies

BUG-36928 - Changes response code for CREATE to return 201 and also the definition is relevant cases. BUG-36938 - Changed error response to JSON

Update Hive Table type to use 'name' instead of 'tableName'
Add Columns back to Hive Tables

Commenting out the edge index here since most of our queries are vertex centric and we dont have any properties on which we need to index the reference edges here

Remove a redundant statement to cure a compiler warning