Update route53_zone.py

Proposed fix for issue #940

Fix: Include common AWS parameters in module arguments

cloud/amazon/route53_zone.py

@@ -64,15 +64,14 @@ except ImportError:
 
 
 def main():
-    module = AnsibleModule(
-        argument_spec=dict(
+    argument_spec = ec2_argument_spec()
+    argument_spec.update(dict(
             zone=dict(required=True),
             state=dict(default='present', choices=['present', 'absent']),
             vpc_id=dict(default=None),
             vpc_region=dict(default=None),
-            comment=dict(default=''),
-        )
-    )
+            comment=dict(default='')))
+    module = AnsibleModule(argument_spec=argument_spec)
 
     if not HAS_BOTO:
         module.fail_json(msg='boto required for this module')