Add download counts to daily report.
Merge branch 'master' of https://github.com/CenterForOpenScience/osf.io
Must initialize app for URL building to work.
Handle null download counts.
Merge branch 'hotfix/0.21.40'
Merge branch 'master' into release/0.22.0
Mock github in each function where it's used, to prevent side effects
Merge branch 'release/0.22.0' of github.com:CenterForOpenScience/osf.io into feature/github-crud