Allow ordering Rowv and Colv as a silhouette object
Fix issue in sorting silhouettes as consensus heatmap: now consensus means as on cmap, new 'chc' value to get the clustering from plain hc
Bump version to 0.17.4
Merge branch 'release/0.17.4'
Merge branch 'release/0.17.4' into devel
Update staticdocs
Fix problem in build/install on windows: one needs to ignore the vignette source in vignettes if they are present in doc
Improve plots  in man page of silhouette.NMF
Bump version to 0.17.5
Merge branch 'release/0.17.5'