Give appropriate credit for new code
Merge pull request #2 from neilmb/patch-2

Patch 2
Be more clear about the license on the file
Merge branch 'license-patch' into patch-3
Merge pull request #3 from neilmb/patch-3

Be more clear about the license of the code
Only flash LED every four steps for correct 100/1K/10K flashes
Merge pull request #4 from neilmb/flash-branch

Only flash LED every four steps for correct 100/1K/10K flashes