Add RemoteStorageAuthorization model

app/services/remote_storage.rb

@@ -1,18 +0,0 @@
-require 'ostruct'
-
-class RemoteStorage
-
-  def initialize
-  end
-
-  def create_authorization(user, auth_data)
-
-    return OpenStruct.new(token: "SOME-FANCY-TOKEN")
-    #   permissions: permissions,
-    #   client_id: client_id,
-    #   redirect_uri: redirect_uri,
-    #   app_name: client_id, #TODO use user-defined name
-    #   expire_at: expire_at
-  end
-
-end