diff -r 4dbbfc8310b0 -r c2293ae622df pom.xml
--- a/pom.xml	Tue Sep 24 21:08:15 2013 +0200
+++ b/pom.xml	Sun Nov 17 09:46:45 2013 +0100
@@ -20,6 +20,7 @@
     <module>twitter</module>
     <module>chat</module>
     <module>chess</module>
+    <module>histogram</module>
     <module>spinningcube</module>
     <module>words</module>
   </modules>