Fix for java_args setting

Import master object into jenkins defaults template.

Change-Id: Ief58ec10c88f04ab19834eeed8978107a14fb26c
diff --git a/jenkins/files/jenkins b/jenkins/files/jenkins
index 76e6f92..e311282 100644
--- a/jenkins/files/jenkins
+++ b/jenkins/files/jenkins
@@ -1,3 +1,4 @@
+{%- from "jenkins/map.jinja" import master with context -%}
 # defaults for jenkins continuous integration server
 
 # pulled in from the init script; makes things easier.