Update README.md
Update README.md
Merge pull request #11 from mhupman/master

Readme update
failureFlash should have a message associated with it

Need to return done(null, false, {message: 'something...'}); or set failureFlash: 'something...', so I chose the latter.
Merge pull request #13 from peter-story/master

failureFlash should have a message associated with it
fix load passport.yml error
fix missed declare fs
Merge pull request #14 from songlipeng2003/master

fix load passport.yml error
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/passport.js
Merged changes