updated struts version to 2.3.15.2 and added control_tags module

git-svn-id: https://svn.apache.org/repos/asf/struts/sandbox/trunk@1525369 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/struts2examples/pom.xml b/struts2examples/pom.xml
index 58dd75b..a4072f4 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</struts2.version>
+	  <struts2.version>2.3.15.2</struts2.version>
 	  <log4j.version>1.2.14</log4j.version>
   </properties>
   
@@ -41,6 +41,7 @@
     <module>debugging_struts</module>
     <module>form_tags</module>
     <module>form_xml_validation</module>
+    <module>control_tags</module>
     <module>wildcard_method_selection</module>
     <module>themes</module>
     <module>spring_struts</module>