initial attempt
touch icons, text
make touch work
default touch, switch to mouse
nav help localStorage
update LICENSE.md
Merge branch 'master' into touchNavHelp
Merge branch 'master' into touchNavHelp
show instructions once, remove animation between touch/click views
update rotate icon
put instructions on tabs
cleanup touch svgs
fix missing semicolon
Style tweak.
Merge branch 'master' into touchNavHelp
Merge pull request #1910 from AnalyticalGraphicsInc/touchNavHelp

Add Touch instructions to Navigation Help widget