Add CSTools Plotting functions See merge request es/climplot2!3
Add PlotCombinedMap and PlotMostLikelyQuantileMap from CSTools and remove s2dv unneeded dependencies
Add PlotEquiMap; use warning() instead of .warning() See merge request es/climplot2!4
Add function ShapeToMask See merge request es/climplot2!1
Move PlotRobinson development from s2dv to here See merge request es/climplot2!2