Bug 1032054 - Refresh button on Monitoring/Calltime page does not move 'last 8 hour' time range

Reused the metrics page time range editor
Merge pull request #115 from tsegismont/calltime_daterangeeditor

Bug 1032054 - Refresh button on Monitoring/Calltime page does not move '...Looks good to me, addition of the time bar is useful.