Forgot to add file docs/references/celery.task.http.rst

docs/reference/celery.task.http.rst

@@ -0,0 +1,8 @@
+========================================
+ HTTP Callback Tasks - celery.task.http
+========================================
+
+.. currentmodule:: celery.task.http
+
+.. automodule:: celery.task.http
+    :members: