added commons lang dependency

core/pom.xml

@@ -44,6 +44,11 @@
       <version>2.0.11</version>
       <optional>true</optional>
     </dependency>
+    <dependency>
+      <groupId>commons-lang</groupId>
+      <artifactId>commons-lang</artifactId>
+      <version>2.1</version>
+    </dependency>
     <dependency>
       <groupId>commons-logging</groupId>
       <artifactId>commons-logging</artifactId>

project.xml

@@ -211,6 +211,16 @@
         <war.bundle>true</war.bundle>
       </properties>
     </dependency>
+    <dependency>
+      <groupId>commons-lang</groupId>
+      <artifactId>commons-lang</artifactId>
+      <version>2.1</version>
+      <type>jar</type>
+      <url>http://jakarta.apache.org/commons</url>
+      <properties>
+        <war.bundle>true</war.bundle>
+      </properties>
+    </dependency>
     <dependency>
       <groupId>commons-logging</groupId>
       <artifactId>commons-logging</artifactId>