Disable submit button on submit. Fixes https://github.com/CenterForOpenScience/openscienceframework.org/issues/1160 in the less ideal way.
Merge branch 'develop' of github.com:CenterForOpenScience/osf.io into feature/add-link-to-large-project
Merge branch 'develop' of github.com:CenterForOpenScience/osf.io into feature/add-link-to-large-project
Unify requirements
Allow test to be run with --all to run all tests
Merge branch 'feature/requirement-smoothing' into develop
Merge branch 'feature/add-link-to-large-project' into develop
Add migration script to restore file modification dates.
Merge branch 'hotfix/0.21.18' into develop
Merge branch 'develop' of https://github.com/CenterForOpenScience/osf.io into feature/mailchimp

Conflicts:
	requirements.txt