version up : Apacht Tomcat 6.0.35 and move it under component.

component/tomcat/buildout.cfg

+# Apache Tomcat - an open source software implementation of the Java Servlet and JavaServer Pages technologies.
+# http://tomcat.apache.org/
+
+[buildout]
+
+parts =
+  tomcat
+
+[tomcat]
+<= tomcat6
+
+[tomcat6]
+recipe = hexagonit.recipe.download
+strip-top-level-dir = true
+url = http://apache.multidist.com/tomcat/tomcat-6/v6.0.35/bin/apache-tomcat-6.0.35.tar.gz
+md5sum = 171d255cd60894b29a41684ce0ff93a8
+
+[tomcat7]
+recipe = hexagonit.recipe.download
+strip-top-level-dir = true
+url = http://apache.multidist.com/tomcat/tomcat-7/v7.0.25/bin/apache-tomcat-7.0.25.tar.gz
+md5sum = 2aa59d23555d641b20efad4aed86b693

stack/tomcat.cfg

@@ -4,6 +4,7 @@ extends =
   ../component/java/buildout.cfg
   ../component/mysql-5.1/buildout.cfg
   ../component/python-2.7/buildout.cfg
+  ../component/tomcat/buildout.cfg
   ../stack/shacache-client.cfg
 
 find-links +=
@@ -42,12 +43,6 @@ recipe = hexagonit.recipe.download
 url = http://download.softagency.net/mysql/Downloads/Connector-J/mysql-connector-java-5.1.17.zip
 md5sum = 22e1aff6104bb9006f8744a02bf73124
 
-[tomcat]
-recipe = hexagonit.recipe.download
-strip-top-level-dir = true
-url = http://apache.multidist.com/tomcat/tomcat-6/v6.0.32/bin/apache-tomcat-6.0.32.zip
-md5sum = 082a0707985b6c029920d4d6d5ec11cd
-
 [eggs]
 recipe = zc.recipe.egg
 python = python2.7