Merge pull request #1 from mmerkes/master

Started the ember docs
Merge pull request #2 from mmerkes/master

Started the login route and template
before bookshelf integration
added Bookself, wrote PG user API
added Bookself, wrote PG user API
Merge branch 'master' of http://github.com/cooperative/goalkeeper
update readme
Added routes to server.js and verified bookshelf is functioning