Fixes download spinner
Gets the right count of vis
Fixes download spinner
Uses api v2
Moves spinner
Merge branch 'master' into CDB-2852

* master:
  CDB-2849 Added propagation of :per_page filter to modify paging, and a spec
  CDB-2640 #resolve - fixed spec with actions menu checking layers size
  CDB-2640 #resolve - click over title displays a tooltip when it is not possible to rename it
Merge branch 'master' into CDB-2852

* master:
  fixed exporting private tables from the UI CDB-2851
Merge pull request #424 from CartoDB/CDB-2852

Fixes download spinner, uses API v2 and retrieves right count for visualizations