Add logging example to the dist

Review at http://gwt-code-reviews.appspot.com/913801

Review by: rjrjr@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8853 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/samples/build.xml b/samples/build.xml
index ba36617..6b78224 100644
--- a/samples/build.xml
+++ b/samples/build.xml
@@ -48,7 +48,7 @@
     <antcall target="expenses" />
     <antcall target="hello" />
     <antcall target="json" />
-    <!-- <antcall target="logexample" /> Doesn't quite work yet -->
+    <antcall target="logexample" />
     <antcall target="mail" />
     <antcall target="showcase" />
     <antcall target="validation" />