Initial fix for statistic.rb (but migration not finished)
Merge pull request #305 from sharetribe/admin-ui

User list for admin-ui.
Merge branch 'admin-ui'
Make statistic script run faster by removing some stats
Fix super admin issue
Merge pull request #307 from sharetribe/statistics-fix

Statistics fix
Hopefully fix user_joins test
Merge branch 'master' into admin-ui
Add contibution instructions
Update CONTRIBUTING.md
Merge pull request #309 from sharetribe/admin-ui

Admin can promote user to marketplace admin
WTI
Update CONTRIBUTING.md

Add mention about tests and few other clarifications
Merge branch 'master' into contributing
Merge pull request #308 from sharetribe/contributing

Add contibution instructions
Merged master to admin-ui-merge