removing hostname, adding common

playbooks/edx-east/edx_provision.yml

@@ -21,8 +21,9 @@
   sudo: True
   gather_facts: False
   roles:
+    # rerun common to set the hostname
+    # and update the bash prompt
+    - common
     # gh_users hash must be passed
     # in as a -e variable
     - gh_users
-    # use the default hostname
-    - hostname