Recommit for updates in build 17

doc/puppet_classes/confdroid_jenkins_3A_3Aparams.html

@@ -461,7 +461,7 @@ class confdroid_jenkins::params (
   # directories
   $js_jenkins_home        = '/var/lib/jenkins'
   $js_jenkins_logs        = "${js_jenkins_home}/logs"
-  $js_jenkins_cache       = 'var/cache/jenkins'
+  $js_jenkins_cache       = '/var/cache/jenkins'
   $js_jenkins_run         = '/run/jenkins'
 
   # includes must be last