use last tomcat 7.0.x version

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1662651 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 0e2d44e..39a370a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -73,7 +73,7 @@
     <its.ajp.port>2001</its.ajp.port>
     <!-- server port for it tests -->
     <its.server.port>2008</its.server.port>
-    <tomcat7Version>7.0.57</tomcat7Version>
+    <tomcat7Version>7.0.59</tomcat7Version>
 
     <!-- to prevent isssues with last apache parent pom -->
     <arguments />