. strscan is still required in ruby 2.1
Merge pull request #123 from beatrichartz/master

strscan is still required in ruby 2.1
Fix tilt at 1.4.1.
4.20.2
Changed aux to auxiliary
Changed activesupport restrictions
Changed aux to auxiliary
Changed aux to auxiliary
Merge pull request #126 from sebomarketing/master

Fix for aux folder names and activesupport 4
Rename auxiliary directory to tools.
4.21.0
Change last aux dir.
Update web site with feedback by @andyl on #124.
Picky website update