Issue: 2928419 by mwebaze: Charts Plugins

charts.api.php

charts.module

charts.services.yml

includes/charts.pages.inc

modules/charts_c3/src/Plugin/chart/CThreeCharts.php

modules/charts_google/src/Plugin/chart/GoogleCharts.php

...s/charts_highcharts/src/Charts/HighchartsChartsRender.php

modules/charts_highcharts/src/Plugin/chart/Highchart.php

src/Annotation/Chart.php

src/Plugin/chart/AbstractChart.php

src/Plugin/chart/ChartInterface.php

src/Plugin/chart/ChartManager.php