added from addr for user maint emails

app/mailers/maintenance/user/login_reminder_mailer.rb

@@ -3,7 +3,7 @@ module Maintenance
     class LoginReminderMailer < ActionMailer::Base
       def notice(user)
         @user = user
-        mail(:to => user.email, :subject => "#{Danbooru.config.app_name} login reminder")
+        mail(:to => user.email, :subject => "#{Danbooru.config.app_name} login reminder", :from => Danbooru.config.contact_email)
       end
     end
   end

app/mailers/maintenance/user/password_reset_mailer.rb

@@ -4,13 +4,13 @@ module Maintenance
       def reset_request(user, nonce)
         @user = user
         @nonce = nonce
-        mail(:to => @user.email, :subject => "#{Danbooru.config.app_name} password reset request")
+        mail(:to => @user.email, :subject => "#{Danbooru.config.app_name} password reset request", :from => Danbooru.config.contact_email)
       end
       
       def confirmation(user, new_password)
         @user = user
         @new_password = new_password
-        mail(:to => @user.email, :subject => "#{Danbooru.config.app_name} password reset confirmation")
+        mail(:to => @user.email, :subject => "#{Danbooru.config.app_name} password reset confirmation", :from => Danbooru.config.contact_email)
       end
     end
   end

app/models/user_maintenance_mailer.rb

@@ -1,10 +0,0 @@
-class UserMaintenanceMailer < ActionMailer::Base
-  default :from => Danbooru.config.contact_email
-  
-  
-  def reset_password(user, new_password)
-    @user = user
-    @new_password = new_password
-    mail(:to => user.email, :subject => "#{Danbooru.config.app_name} password reset")
-  end
-end