When you can't create more tables, disable just the table button, not the vis one
Fixes margin of vis
Renames .tables class
Fixes UserStats storage
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop

* 'develop' of github.com:CartoDB/cartodb20:
  Return message when an exception is raised when rendering vizjson v2
  fixed tile_style name refs Vizzuality/cartodb-management#2579
  cdb updated
Fixes Vizzuality/cartodb-management#2565
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop

* 'develop' of github.com:CartoDB/cartodb20:
  [importer] Update CSV fixture in HEXEWKB