Add support for fkeys to cascade
compact cascade fkeys into one method
make restore onupdate values a static method variable rather than global
fix pep8 issue
Remove unnecessary list casting and overhead
New name for anonymization variable.

Based on feedback from the code review for nova.
Return table name not model object name.
Merge pull request #11 from jhesketh/refactor

Add support for cascading foreign keys
Merge pull request #13 from mikalstill/attributes-v3

New name for anonymization variable.