Add docker role

Change-Id: Ia369567e90769b128c42161ed0d3f4e77cdfd16e
diff --git a/default.xml b/default.xml
index 605045b..708fed3 100644
--- a/default.xml
+++ b/default.xml
@@ -25,6 +25,7 @@
   <project path="ansible/roles/acme" name="ansible/role/acme"/>
   <project path="ansible/roles/bird" name="ansible/role/bird"/>
   <project path="ansible/roles/dhcpd" name="ansible/role/dhcpd"/>
+  <project path="ansible/roles/docker" name="ansible/role/docker"/>
   <project path="ansible/roles/gerrit" name="ansible/role/gerrit"/>
   <project path="ansible/roles/jenkins" name="ansible/role/jenkins"/>
   <project path="ansible/roles/lbackup" name="ansible/role/lbackup"/>