Set snap distance on tooltip to half default in order to make reading values off graphs that are close together less likely to fail (ideally Highcharts should get a better snap alogrithm).
Set snap distance on tooltip to half default in order to make reading values off graphs that are close together less likely to fail (ideally Highcharts should get a better snap alogrithm).

praekelt/vumi-dashboard,praekelt/vumi-dashboard