typo
small fixes
Merge pull request #16 from KyleAMathews/patch-1

typo
Merge pull request #17 from KyleAMathews/patch-2

small fixes
Update README.md
Update LICENSE
Update README.md
Update README.md
Update LICENSE
Merge pull request #19 from arb/master

Update Docs
update optimist to yargs
Merge pull request #21 from lloydbenson/master

update optimist to yargs
Updated to lab 4.
Create CONTRIBUTING.md
PR updates.
Update package.json
Update README.md
Merged from master.
Merge pull request #20 from arb/lab-upgrade

Lab upgrade
replace tab with 4 spaces