add digits argument to JSON and fix bug when layer specifies no group.
add argument to toJSONArray to retain names. defaults to FALSE to maintain current behavior
introduce new arguments and some minor fixes.
add separate master template for Rickshaw.html
add jquery and jqueryUI to rickshaw
add xAxis, highlighter and slider to rickshaw chart template
update rickshaw examples
add support for hoverDetail
pass additional arguments for toJSON to toJSON2
move legend inside chart container and fix css
modify cdn links to rickshaw.
update examples.
update rickshaw chart layout.
bump version to 0.2.7