Aggregate atomic classes into a single file and use that for 'composes' rules. Fix a couple CSS issues

and provides a default of returning null if the BreakoutWidget doesn't have enough input to render the widget.

add back in time bucketing info on FieldName which went missing.

so that the dot for the most recent data point is always placed over the most recent value in the sparkline.

so that the quick filter option on a valid datetime will apply an appropriate filter for our query.

adds the ability to group a datetime field by "quarter-of-year"

fixes #2304 and provides a default of returning null if the BreakoutWidget doesn't have enough input to render the widget.

fixes #2289 so that the quick filter option on a valid datetime will apply an appropriate filter for our query.

fixes #2037 so that the dot for the most recent data point is always placed over the most recent value in the sparkline.