Add dublin job for demo repo

Change-Id: I728035f01cb7d7d6c6a63dba3b21ce97f3e15dc9
Issue-ID: INT-1070
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/jjb/demo/demo.yaml b/jjb/demo/demo.yaml
index f40d7ab..46ccfc3 100644
--- a/jjb/demo/demo.yaml
+++ b/jjb/demo/demo.yaml
@@ -17,6 +17,8 @@
     stream:
       - 'master':
           branch: 'master'
+      - 'dublin':
+          branch: 'dublin'
     mvn-settings: 'demo-settings'
     files: '**'
     archive-artifacts: ''