Merge "Make collectd run as root inside the container"

diff --cc docker/services/collectd.yaml
index 2989729,85018aa..3c0ba09
--- 1/docker/services/collectd.yaml
--- 2/docker/services/collectd.yaml
+++ b/docker/services/collectd.yaml
@@@ -87,9 -91,14 +87,11 @@@ outputs
        docker_config:
          step_3:
            collectd:
 -            image:
 -              list_join:
 -                - '/'
 -                - [ {get_param: DockerNamespace}, {get_param: DockerCollectdImage} ]
 +            image: {get_param: DockerCollectdImage}
              net: host
+             pid: host
              privileged: true
+             user: root
              restart: always
              volumes:
                list_concat: