Adds privacy selector to visualizations. Truncates descriptions.
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop

* 'develop' of github.com:CartoDB/cartodb20: (6092 commits)
  fix specs
  disable layer_selector in share dialog for the moment
  new vizjson url + description bug fixed in share dialog
  share dialog border radius fixed
  first steps with table public view
  first steps with table public view
  public vis header updated
  public vis header updated
  common updated
  common updated
  Render VizJSON v2 in public view
  Adds privacy selector in the dashboard
  Tags are now independent
  Initializing feature edition
  filters finally added
  added trigger when panel action finishes
  filters added
  Increases graph width
  Allows removing the selected tag in tables and visualizations
  Adds new routes for pagination. Fixes section headers and vis hiding/shing states
  ...
fixes vizzuality/cartodb-management#2045
new fetch for table loading done with @javisantana
new bind error when fetch fails in a sql view
move sql code from layer-panel-view to sql module
added trigger when style is applied
removed unnecessary sql actions in layer-panel-view
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop
added clear view button when apply sql throws an error
specs for sql touched
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop