Added:
* Add possibility for token authentication (102)
* Returning ids/rows after bulk insert (107)
* Unit test for issues 110 and 90 (115)
Fixed:
* Only drop necessary indexes during field rename (97)
* KeyTransformExact applied to all databases (98)
* Alter nullability for foreign key (93)
* Overridden functions not working with other DBs (105)
* reset_sequences argument in sql_flush (112)
* Add offset clause for all Django versions (117)
* Fixed issues related to unique constraints (106)