-added log-fold-change to the output of the script (changing output tsv,
json as necessary)
-correct R-script for sample name parsing errors.
Merge pull request #689 from apartensky/master

Minor fixes: presets list - default to closed groups; enabled pared t-te...
Merge pull request #690 from blawney/master

t-test updates
Added LogFoldChange to t-Test results (allow filtering >= threshold)
Decorate filter boxes with bootstrap add-ons