Add change verification

Change-Id: I74278b8dcc355eb1d2b3679c6376e7d64e3eef40

Jenkinsfile

diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 0000000..a56df6a
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1,2 @@
+pluginPipeline(formatCheckId: 'gerritforge:cached-refdb-code-style',
+               buildCheckId: 'gerritforge:cached-refdb-build-test')