Replace references to windowslive with microsoft_graph

app/controllers/users_controller.rb

@@ -250,7 +250,7 @@ class UsersController < ApplicationController
                      when "openid"
                        uid.match(%r{https://www.google.com/accounts/o8/id?(.*)}) ||
                        uid.match(%r{https://me.yahoo.com/(.*)})
-                     when "google", "facebook", "windowslive"
+                     when "google", "facebook", "microsoft_graph"
                        true
                      else
                        false

app/views/sessions/new.html.erb

@@ -36,7 +36,7 @@
         <li><%= auth_button "facebook", "facebook" %></li>
         <% end -%>
         <% if Settings.key?(:microsoft_graph_auth_id) -%>
-        <li><%= auth_button "windowslive", "windowslive" %></li>
+        <li><%= auth_button "microsoft_graph", "microsoft_graph" %></li>
         <% end -%>
         <% if Settings.key?(:github_auth_id) -%>
         <li><%= auth_button "github", "github" %></li>