Refactor the location of the api into its own app

opentech/apply/api/__init__.py

opentech/apply/api/urls.py

opentech/apply/api/v1/__init__.py

opentech/apply/api/v1/pagination.py

opentech/apply/api/v1/permissions.py

opentech/apply/api/v1/serializers.py

opentech/apply/api/v1/urls.py

opentech/apply/api/v1/views.py

opentech/apply/funds/urls.py

opentech/apply/urls.py

opentech/static_src/src/app/src/api/notes.js

opentech/static_src/src/app/src/api/rounds.js

opentech/static_src/src/app/src/api/submissions.js

opentech/static_src/src/app/src/api/utils.js

opentech/static_src/src/app/webpack.dev.config.js