diff -r 4fef6b767f61 -r 21089a85f02b rt/flow/pom.xml
--- a/rt/flow/pom.xml	Wed Mar 11 18:58:39 2015 +0100
+++ b/rt/flow/pom.xml	Fri Mar 13 11:59:26 2015 +0100
@@ -15,7 +15,7 @@
             <artifactId>testng</artifactId>
             <scope>test</scope>
         </dependency>
-        <!--
+        <!-- Uncomment this dependency, David.
         <dependency>
             <groupId>com.oracle.graal</groupId>
             <artifactId>tag</artifactId>