fixes #1881 - adding auto refresh button to dashboard
Fixes #9454 - Add axis labels and reposition legend in charts
Fixes #8106 - Dashboard rewrite to allow better customization
fixes #5345 - customizable dashboard
fixes #4122 and new charts design
fixes #4220 dashboard and report-show pages chart-frame is not in place.
flot charts
Use flot charts instead of highcharts.flot charts license is more friendly.
This version of the code is feature compatible with the old charts,including:pie: drill-down and expend.stacked charts: zoom, hide series in legend.all types has tooltips....