reread/update when programs are removed (ajcurated#126)

Author: quanghiem

manifests/config.pp

@@ -12,6 +12,7 @@
       mode    => '0755',
       recurse => $supervisord::config_include_purge,
       purge   => $supervisord::config_include_purge,
+      notify  => Class['supervisord::reload'],
     }
   }