Add new test on models
Merge branch 'master' into public_rlms
Update alembic
Show publicly available
Add publicly available to the admin
Enable DEFAULT_PUBLICLY_AVAILABLE and DEFAULT_PUBLIC_IDENTIFIER for labs like phet or vishub
List the public RLMS, laboratories and widgets
Start implementing the public rlms stuff
Add opensocial and models
Fix error with gettetxt
Fix several issues of the public_rlms implementation
Add missing methods in reserve_impl
Fix two errors on the opensocial view
Use new converter to force URL escaping
Fix issue with URL routes
Merge branch 'public_rlms'