v5.16.0

Feature

• Feature/visa (#451)

• add invitation to userProject

• PR changes requests

• init visa

• fix: boolean swagger bad import

• fix: git conflict migrations, replace tests 'put'

• add visa project view and change perform_created method on others views

• fix: duplicate swagger operation id on getComment*

• review PR and add permission mixin actions

• fix tests

• fix swagger

• add nested mixin to self visa project view

• fix creator filter view

• print test

• bypass schrodinger swagger pb

• clean useless db requests in permissions

• restore 404 ifc tests

• add userproject to serializers context (a963e5f)