add Tuomas Kiviaho in contributors section

git-svn-id: https://svn.apache.org/repos/asf/maven/shared/trunk@1378369 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 5b0afa8..5a7a047 100644
--- a/pom.xml
+++ b/pom.xml
@@ -47,6 +47,12 @@
     <mavenVersion>2.2.0</mavenVersion>
   </properties>
 
+  <contributors>
+    <contributor>
+      <name>Tuomas Kiviaho</name>
+    </contributor>
+  </contributors>
+
   <dependencies>
     <dependency>
       <groupId>org.apache.maven</groupId>