Nullable unique constraints#1

Merged

OskarPersson merged 2 commits intoESSolutions:azure-1.11from

OskarPersson:nullable-unique-constraints

Apr 9, 2019

Commits on Nov 1, 2018

Add support for nullable unique constraints
OskarPersson
committed

Commits on Nov 4, 2018

Fix m2m field check
OskarPersson
committed