Added history support to the analytics index.
Fixed chart tooltip for firefox by using the d3 mouse events + accessor.
Separated properties from settings, refactored history API support into it's own class.
Added loading message.
Added history support to key profile page.
Fixed bar charts with a single bar.
Added key profile keys to analytics vocab list.
Eliminated single-use function.
Wrap refresh callback in a deferred to work around data responses coming back out of order with request to the user interaction.