Fixed Heat plugin
Fixed Heat plugin

Global controller is not supported in refactored plugins. Those residual
have been probably missed by rebasing.

Change-Id: Id68119da79e648cc50d33dc9453b9e83fd80a64d
Fixes: rhbz#1103382

openstack/packstack,stackforge/packstack,fr34k8/packstack,mahak/packstack,imcsk8/packstack,xbezdick/packstack,imcsk8/packstack,openstack/packstack,fr34k8/packstack,mahak/packstack,mahak/packstack,stackforge/packstack,palmer159/openstack-test,palmer159/openstack-test,palmer159/openstack-test,openstack/packstack,imcsk8/packstack,fr34k8/packstack,xbezdick/packstack,stackforge/packstack,xbezdick/packstack