Merge branch 'master' of github.com:bitpay/bitauth

Conflicts:
	.gitignore
	README.md
	package.json
Merge branch 'master' of github.com:bitpay/bitauth

Conflicts:
	.gitignore
	README.md
	package.json
Merge branch 'master' of github.com:martindale/bitauth
Expose middleware in library.
Add documentation.
Merge pull request #3 from martindale/middleware

Expose Middleware
Added feature to validate a SIN
Add travis config.
Merge pull request #14 from braydonf/feature/validateSin

Added feature to validate a SIN
Merge pull request #15 from martindale/travis

Add Travis Config
bump to bitcore 0.1.32
Merge pull request #16 from gordonwritescode/master

bump to bitcore 0.1.32