Chore: 1.4.0

# [1.4.0](https://git.rwth-aachen.de/coscine/cs/database/compare/v1.3.0...v1.4.0) (2019-07-12)

### Update

* Added migration for user profiles (issues/coscine#156) ([00bf9efb](https://git.rwth-aachen.de/coscine/cs/database/commit/00bf9efb6f8875f5ec1c87757617863f96640a1a)), closes [issues/coscine#156](https://git.rwth-aachen.de/issues/coscine/issues/156)