Merge pull request #11 from ryanjadhav/master

Exchange Rate api wrapper for coinbase
Merge pull request #13 from ryanjadhav/master

some cleanup suff
Update README.md
Update README.md
remove unused stuff, and fix sample settings

- (CallbackURL not CallbackUrl)
Merge remote-tracking branch 'upstream/master'

Conflicts:
	config/passport.js
	controllers/new_transaction.js
	models/User.js
Merge pull request #14 from mstorus/master

remove unused stuff, and fix sample settings
fetch user balance from coinbase and display it
Merge pull request #15 from mstorus/master

fetch user balance from coinbase and display it
store refreshToken