Annotation issue when using a cohort membership matrix has column names that are not started "mA"

[mjrmason]

consensusNetR/R/rbh.R

Line 233 in c2b708b

anns <- data.frame(Cohorts = gsub("_m.*$", "", rownames(rbh)))

we made an RBH with 4 cohorts and the cohort that had column names that did not start with "mA" showed strange annotations in the heat map.