moved the query color to a header, with a similarly colored title for the series
Reverted to the previous "dot only" style of labeling the query a tooltip was referencing
when the query is not aliased.
Merge pull request #450 from rashidkpc/tooltip

Tooltip stacked values separation option
Merge pull request #451 from rashidkpc/master

added tip directive for defining question mark tooltips
Added a checkbox to the tooltip's settings that will cause the query to be displayed in the case an alias is not set.
Merge pull request #452 from spenceralger/tooltip-header

Tooltip series identifier
Fixed conflict