moving and rename stubs into the vm module

manager/vmdriver_stub.py

-#!/usr/bin/env pyhon
-
-
-#Stubs for vmdriver

vm/tasks.py

-from celery import task
+from manager.manager import celery
 
 
-@task
-def create_instance_task(parameters):
+@celery.task(name='vmdriver.create')
+def create(parameters):
     pass