New metrics events added
New metrics events added

Added events to track applied SQL, changes in Cartocss and style forms.

CartoDB/cartodb,splashblot/dronedb,CartoDB/cartodb,CartoDB/cartodb,splashblot/dronedb,CartoDB/cartodb,CartoDB/cartodb,splashblot/dronedb,splashblot/dronedb,splashblot/dronedb