Update index.html

Attempting to add "fork me on github" header.
Update index.html

Remove github banner because it looks awful. Add placeholder for github icon.
Update index.html

Replace placeholder github icon with a ribbon.
Merge branch 'gh-pages' of github.com:beagleboard/bone101 into gh-pages
Add Userspace Arudino sketch demo Blink.ino

It should be possible to edit any .ino file and hit "Run" but lots
more testing is required. This depends on the Debian image with
Userspace-Arduino installed in /opt/source.

See http://elinux.org/Userspace_Arduino for basic information about
running sketches on BeagleBone.
demo/Blink.ino: meaningless whitespace update
Partial relative paths updates