Fixes remove event propagation. Adjust height of the empty filters
Fixes height difference between empty filters
Error notifications for failed imports
Using Rollbar instead of Bugsnag
Removes unused file
Moves import job management to model
Moves import job management logic to model, fixes specs
Better import error notifications
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop

* 'develop' of github.com:CartoDB/cartodb20: (55 commits)
  Better import error notifications
  Moves import job management logic to model, fixes specs
  Moves import job management to model
  Removes unused file
  Using Rollbar instead of Bugsnag
  Error notifications for failed imports
  Marks as failed import jobs older than 5min and without assigned worker
  Fixes error when importing urls with querystrings
  fix rushed commit
  Don't recreate the_geom if it already exists in imported data. Fixes 1901
  Trying bugsnag instead of airbrake
  Fixed python varnish dependency URL
  Fixed github URL's in README
  Update aws-sdk gem from 1.5.2 to 1.8.5
  Render visualization tags as string rather than array
  Provide helpful messages on column renaming errors
  Improve the regexp to catch system tables on queries controller
  Filters any query containing pg_
  Raise error on sql involving system tables
  cdb updated with infowindow specs fixed
  ...
Refactor vizzjson methods into its own classes
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop
public embed map controls now correctly positionated
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop
when importing, naively convert created_at/updated_at to timestamp as a measure of last resort
Merge branch 'fix/1872' into develop
Merge branch 'develop' of github.com:CartoDB/cartodb20 into develop

* 'develop' of github.com:CartoDB/cartodb20:
  when importing, naively convert created_at/updated_at to timestamp as a measure of last resort
  public embed map controls now correctly positionated
  Refactor vizzjson methods into its own classes
Sanitize single quotes ('). Limits the length of the long texts in the discrete filters. Sanitize HTML tags in the discrete filters
Fixes initialization of the scroll
Move spec/acceptance files to spec/requests
Merges Combo and ComboPro. Updates specs