Bump Sparkfun Inventor's kit because the previous kit 'has been retired from our catalog and is no longer for sale.'
Merge pull request #180 from cgack/master

Bump Sparkfun Inventor's kit to v3
Rebuild docs and readme

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Fix unreachable return bugs

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Fix remaining jshint issues
Hookup with travis, tell npm to test with grunt. Clang seems to be the only compiler to compile node-gyp things on travis-ci.
Firmata always wants an options object or a callback otherwise we throw a "Cannot read property 'reportVersionTimeout' of undefined" error.
Board.Pins really wants a firmata object