Merge pull request #972 from edx/jarv/change-host-specifiers

using hosts all for commoncluster

playbooks/edx-east/commoncluster.yml

-# ansible-playbook -i ec2.py commoncluster.yml --extra-vars "deployment=edge env=stage" -e@/path/to/vars/env-deployment.yml -T 30 --list-hosts
+# ansible-playbook -i ec2.py commoncluster.yml --limit tag_Name_stage-edx-commoncluster -e@/path/to/vars/env-deployment.yml -T 30 --list-hosts
 
-- hosts: tag_play_commoncluster:&tag_environment_{{ env }}:&tag_deployment_{{ deployment }}
+- hosts: all
   sudo: True
   serial: 1
   roles:
@@ -13,7 +13,7 @@
 #
 # In order to reconfigure the host resolution we are issuing a
 # reboot.
-- hosts: tag_play_commoncluster:&tag_environment_{{ env }}:&tag_deployment_{{ deployment }}
+- hosts: all
   sudo: True
   serial: 1
   vars: