Merge pull request #722 from edx/e0d/idempotent-chmod

change to chmod as privileged user.

playbooks/roles/edxapp/tasks/deploy.yml

@@ -264,7 +264,6 @@
   # root access.
 - name: give other read permissions to the virtualenv
   command: chmod -R o+r "{{ edxapp_venv_dir }}"
-  sudo_user: "{{ edxapp_user }}"
   notify:
   - "restart edxapp"
   - "restart edxapp_workers"