Remove duplicate activemq.version property

git-svn-id: https://svn.apache.org/repos/asf/servicemix/archetypes/trunk@1086791 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 909dc08..3b16010 100644
--- a/pom.xml
+++ b/pom.xml
@@ -57,7 +57,6 @@
         <cxf.version>2.3.2</cxf.version>
         <servicemix.specs.version>1.7.0</servicemix.specs.version>
         <servicemix-utils.version>1.4.0</servicemix-utils.version>
-        <activemq.version>5.4.2</activemq.version>
         <jaxb.version>2.1</jaxb.version>
         <jaxws.version>2.1</jaxws.version>
         <geronimo.wsmetadata.version>1.1.2</geronimo.wsmetadata.version>