Redirecting to https://www.facebook.com/v3.3/dialog/oauth?client_id=facebook_client_id&redirect_uri=http%3A%2F%2Flocalhost%2FCoinShift%2Fauth%2Fcallback%2Ffacebook&scope=email&response_type=code&state=kDSqFFAVGxDTrI1NID5r2ksXQbopFHHnqc7Fq9E0.