CDB-3892 Fixed scenario of not providing subdomain
CDB-3892 ongoing improvement of login to superadmin, redirections and such
CDB-3892 ongoing improvement of login to superadmin, redirections and such
Merge branch 'master' into CDB-3892
CDB-3892
Merge pull request #800 from CartoDB/CDB-3892

CDB-3892 Logging in as an enterprise user isn't straightforward