Made arguments optional
Made arguments optional

I don't use "email" as key. So I made it optional. Also, boo for tabs. *grabs popcorn*
alfkonee/aurelia-auth-spoonx,Collokia/aurelia-authentication,MartinMason/aurelia-authentication,specimen151/aurelia-authentication,SpoonX/aurelia-authentication,doktordirk/aurelia-authentication