fix col labels in heatmap_ben
add symmetry check / support for non-symm
sum.by.tags$correlations is now a matrix
changed default number of heatmap colors to 10
added support for scaling by row

via attribute rowscale=T
cleaned up old code

a lot of it
moved heatmap labels from right to left
fixed filename sequence typo
made heatmap subtitle optional
bunch of shell scripts, in progress

forgot to do this before I began messing around
spellcounts: simplify w/ variables, append
spellcounts: cleaning up
improved comments
split the functions, bring in spellcount

also add more verbose progress reports throughout
fixed bad shellscript math
move spellstats into subfolder
better Pub.Number extraction, error handling
remove step to remove line breaks
take out newline collapse, delete UMI cover page
better deletion of front matter