Added NULL support and get/get functions
Added next gen ORM in core.py
Merge branch 'master' into orm_nullvalues
Added core classes to init
Added new classes to README
More info to README
typo README
More info to README
Adding formatting to Dbtuple string function
Cleaned up imports, methods, added append to Relation
Updated meta-package README
Updated orm README
Added check for table in Relation init, movedlookup options to _open
Experimental index method for Relation
README typos
Merge pull request #42 from NVSeismoLab/nsl_orm_nextgen

Nsl orm nextgen