code cleanup
providers redirect_uri default to window.location.origin
explicitly specify Oauth2 protocol on google, facebook, linkedin
removed keys param, options is now second parameter to Popup.open
set default width and height popup options for facebook
removed createProvider function, call one-line of code directly from open()
renamed examples folder to demo, node to node.js
moved angular-auth.js to lib folder
updated static assets path to include lib folder
fixed logout issue
isAuthenticated returns boolean instead of object
refactored twitter auth route
parseQuery string is now a function on its own rather than a method
refactored querystring parser after self-redirect: send code or oauth_token object from popup
postMessageHandler refactoring
camelCase is now a function on its own instead of a popup method
exchangeForToken method refactoring
added exchangeForToken method to OAuth1 function
reply with jwt token instead of redirect after twitter auth has been successful
twitter auth now works as intended