remove umurmur support

handlers/main.yml

@@ -3,15 +3,6 @@
     daemon_reload: yes
   register: systemd_reloaded
 
-# In order to take into account rooms config changes, umurmur must be restarted.
-# A simple reload won't work for rooms positionning, for instance.
-- name: restart umurmur
-  service:
-    name: umurmur
-    state: restarted
-  when:
-  - not (umurmur_started.changed | default(false))
-
 - name: restart murmur
   service:
     name: mumble-server