Merge pull request #405 from OpenTechFund/feature/23-editable-user-profile

opentech/apply/users/forms.py

opentech/apply/users/migrations/0007_user_slack.py

opentech/apply/users/models.py

opentech/apply/users/templates/users/account.html

opentech/apply/users/templates/users/change_password.html

opentech/apply/users/tests/factories.py

opentech/apply/users/tests/test_forms.py

opentech/apply/users/tests/test_views.py

opentech/apply/users/urls.py

opentech/apply/users/views.py

opentech/settings/production.py

requirements.txt