choroplethr cowplot gapmap GGally ggdendro
ggenealogy ggExtra ggfortify ggmcmc ggparallel
ggRandomForests ggtern ggthemes ggthemr granovaGG
gtable mapDK MCMC.OTU PairedData popgraph
sjPlot waffle xkcd
Function to draw a gapped cluster heatmap