moved divider CSS into sass file, removed admin check for editing account and adding a new post since, as of now, anyone with an account can add a post
adjusted unique validation rule to only return false if the field exists and is not the same entry in the database
only getting gravatar image at user save if avatar is empty, slightly modified setting user in login function
in beforeSave, set gravatar only if there is no avatar already set
removed header element. copy-paste error
set title for register function