Updated Struts 2 version to 2.3.15.3

git-svn-id: https://svn.apache.org/repos/asf/struts/sandbox/trunk@1536438 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/struts2examples/pom.xml b/struts2examples/pom.xml
index a4072f4..d7326b7 100644
--- a/struts2examples/pom.xml
+++ b/struts2examples/pom.xml
@@ -13,7 +13,7 @@
   
   <properties>
 	  <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-	  <struts2.version>2.3.15.2</struts2.version>
+	  <struts2.version>2.3.15.3</struts2.version>
 	  <log4j.version>1.2.14</log4j.version>
   </properties>
   
@@ -52,6 +52,7 @@
     <module>preparable_interface</module>
     <module>exclude_parameters</module>
     <module>restful2actionmapper</module>
+    <module>bean_validation</module>
   </modules>
   
   	<dependencies>