Add NOTICE and LICENSE files in generated JAR file.
diff --git a/pom.xml b/pom.xml
index 15e242b..57d3659 100644
--- a/pom.xml
+++ b/pom.xml
@@ -169,6 +169,17 @@
       </plugin>
 -->
     </plugins>
+
+    <resources>
+      <resource>
+        <directory>${top.dir}</directory>
+        <targetPath>META-INF</targetPath>
+        <includes>
+          <include>LICENSE</include>
+          <include>NOTICE</include>
+        </includes>
+      </resource>
+    </resources>
   </build>
 
   <reporting>