Fix wrong HTTP status codes on error pages

app/controllers/accounts_controller.rb

@@ -56,6 +56,6 @@ class AccountsController < ApplicationController
   end
 
   def check_account_suspension
-    head 410 if @account.suspended?
+    gone if @account.suspended?
   end
 end

app/controllers/application_controller.rb

@@ -51,21 +51,21 @@ class ApplicationController < ActionController::Base
   def not_found
     respond_to do |format|
       format.any  { head 404 }
-      format.html { render 'errors/404', layout: 'error' }
+      format.html { render 'errors/404', layout: 'error', status: 404 }
     end
   end
 
   def gone
     respond_to do |format|
       format.any  { head 410 }
-      format.html { render 'errors/410', layout: 'error' }
+      format.html { render 'errors/410', layout: 'error', status: 410 }
     end
   end
 
   def unprocessable_entity
     respond_to do |format|
       format.any  { head 422 }
-      format.html { render 'errors/422', layout: 'error' }
+      format.html { render 'errors/422', layout: 'error', status: 422 }
     end
   end
 

app/controllers/stream_entries_controller.rb

@@ -50,6 +50,6 @@ class StreamEntriesController < ApplicationController
   end
 
   def check_account_suspension
-    head 410 if @account.suspended?
+    gone if @account.suspended?
   end
 end