Merge "do not gzip legacy service logs" into stable/queens

roles/export-devstack-journal/tasks/main.yaml

@@ -15,7 +15,7 @@
       name=""
       for u in `systemctl list-unit-files | grep devstack | awk '{print $1}'`; do
         name=$(echo $u | sed 's/devstack@/screen-/' | sed 's/\.service//')
-        journalctl -o short-precise --unit $u | gzip - > {{ stage_dir }}/logs/$name.txt.gz
+        journalctl -o short-precise --unit $u  > {{ stage_dir }}/logs/$name.txt
       done
 
       # Export the journal in export format to make it downloadable
@@ -34,4 +34,4 @@
           -t sudo \
           --no-pager \
           --since="$(cat {{ devstack_base_dir }}/log-start-timestamp.txt)" \
-        | gzip - > {{ stage_dir }}/logs/syslog.txt.gz
+         > {{ stage_dir }}/logs/syslog.txt