Issue #2979850 by psf_: Allow chart views style setup bar colors
Issue #2979863 by psf_, maboresev: Add example view at install
Added ajax to the example view.
Issue #2997560 by alonaoneill, volkswagenchick: README configs and useful links
Issue #2986449 by psf_, Ben Coleman: Charts other than vertical bar: Doughnut, Semi doughnut, Pie, Semi pie and line