added showRBar option to Stici_Scatterplot
follow behavior of original java applet to disable showR and showRBar if either of the options are false
don't display r: and n: sliders if showRBar is false
added title option to Stici_Scatterplot
change default type for title option to null instead of empty string
display title if the option is a string (versus null or false)
Removed some unecessary debug log statements.
Only show filename in data select.
Histogram don't show select when there is only a single data file.
Don't show full filename in scatterplot dataselect.
Don't show select in scatterplot when only a single filename.
Don't show full path in histogram when only a single file.
Merge branch 'master' into gh-pages
grunt