Merge pull request #1092 from OpenTechFund/feature/add-in-partner-to-winter-sprint-4

...ech/apply/activity/migrations/0019_partner_field_event.py

...y/funds/migrations/0056_applicationsubmission_partners.py

opentech/apply/funds/serializers.py

...emplates/funds/applicationsubmission_reviewer_detail.html

.../apply/funds/templates/funds/includes/review_sidebar.html

opentech/apply/funds/tests/test_forms.py

opentech/apply/review/views.py

...ch/static_src/src/app/src/containers/ReviewInformation.js

opentech/static_src/src/javascript/apply/batch-actions.js

opentech/static_src/src/javascript/apply/fancybox-global.js