Adds migrations for the public dashboard
Invalidate cache on mail change
Implements new style
Replaces class name
Adds new fields to the list of allowed attributes
Adds js & styles
Merge branch 'master' into CDB-2709

* master:
  Update NEWS.md with 2.13.4
  Fixes link utm and text
  Adds hover
  Adds trial link
  CDB-2904 #resolve - when a file is bigger than your import quota, it doesn't display the correct error message
  Update cartodb-postgresql submodule reference
  CDB-2795 Added exception throwing if couldn't load template
  CDB-2902 #resolve - added path of a Dropbox file in import service pane
  CDB-2902 - changed dropbox and gdrive extension label text
  CDB-2902 - added new dropbox filters .KML and .GPX + tests checked
  Fix quota enforcement on migration to cartodb-postgresql submodule
  Update cartodb-postgresql submodule
  Replace lib/sql by the cartodb-postgresql submodule
Merged with master
Rollback
Deleted cartodb-postgresql
Merge pull request #455 from CartoDB/CDB-2709

Adds more metadata in the public user page