Refactored register form to more closely resemble style of recipe form. Can register new users
Changed div to form to indicate form object, even though not neccessary for angular
Some html5 validation. Also added a default profile image if user does not submit an image url for his her profile image
Had add no-profile-image to miminzed version of the header
Merge pull request #23 from olavvatne/accountRegistration

Account registration