Not compile-building expenses sample, just collecting its files
into the distro.

Review at http://gwt-code-reviews.appspot.com/794802


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8644 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/samples/build.xml b/samples/build.xml
index c7bc376..f902522 100644
--- a/samples/build.xml
+++ b/samples/build.xml
@@ -15,7 +15,7 @@
   </target>
 
   <target name="expenses" description="Build expenses">
-    <gwt.ant dir="expenses" />
+    <gwt.ant dir="expenses" target="source" />
   </target>
 
   <target name="hello" description="Build hello">