Keystone access log in key-access screen

When Keystone was run in Apache Httpd the access log wasn't in a
screen. A new screen called key-access is now started with
Keystone's access log.

Change-Id: Ie1f4d4b679e1b9c87f0cea37deb25f7b6636fe01
Closes-Bug: #1359995
diff --git a/functions-common b/functions-common
index c096664..742f2ae 100644
--- a/functions-common
+++ b/functions-common
@@ -1596,6 +1596,7 @@
         [[ ${service} == "trove" && ${ENABLED_SERVICES} =~ "tr-" ]] && enabled=0
         [[ ${service} == "swift" && ${ENABLED_SERVICES} =~ "s-" ]] && enabled=0
         [[ ${service} == s-* && ${ENABLED_SERVICES} =~ "swift" ]] && enabled=0
+        [[ ${service} == key-* && ${ENABLED_SERVICES} =~ "key" ]] && enabled=0
     done
     $xtrace
     return $enabled