diff --git a/java/src/org/broadinstitute/sting/gatk/walkers/Attribution.java b/java/src/org/broadinstitute/sting/gatk/walkers/Attribution.java
new file mode 100644
index 000000000..0321d17ef
--- /dev/null
+++ b/java/src/org/broadinstitute/sting/gatk/walkers/Attribution.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2010, The Broad Institute
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+package org.broadinstitute.sting.gatk.walkers;
+
+import java.lang.annotation.*;
+
+/**
+ * Allow users to provide attribution text that will appear prominently in the log output.
+ */
+@Documented
+@Inherited
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface Attribution {
+    public String[] value();
+}
diff --git a/packages/GenomeAnalysisTK.xml b/packages/GenomeAnalysisTK.xml
index 1045f629c..0a77014eb 100644
--- a/packages/GenomeAnalysisTK.xml
+++ b/packages/GenomeAnalysisTK.xml
@@ -23,7 +23,6 @@
       <class name="org.broadinstitute.sting.gatk.walkers.coverage.DepthOfCoverageWalker" />
       <class name="org.broadinstitute.sting.gatk.walkers.coverage.DoCOutputMultiplexer" />
 
-      <class name="org.broadinstitute.sting.gatk.refdata.tracks.builders.RODTrackBuilder" />
       <class name="org.broadinstitute.sting.gatk.walkers.PileupWalker" />
       <class name="org.broadinstitute.sting.gatk.walkers.PrintReadsWalker" />
       <class name="org.broadinstitute.sting.gatk.walkers.qc.CountLociWalker" />
@@ -46,8 +45,6 @@
     <file name="java/src/org/broadinstitute/sting/gatk/walkers/qc/CountLociWalker.java" />
     <file name="java/src/org/broadinstitute/sting/gatk/walkers/qc/CountReadsWalker.java" />
     <file name="java/src/org/broadinstitute/sting/gatk/walkers/qc/ValidatingPileupWalker.java" />
-    <file name="java/src/org/broadinstitute/sting/gatk/examples/HelloWalker.java" />
-    <file name="java/src/org/broadinstitute/sting/gatk/examples/build.xml" />
     <!-- Sample reads and reference files -->
     <file name="testdata/exampleBAM.bam" />
     <file name="testdata/exampleBAM.bam.bai" />