fix issue #1

README.md

@@ -9,6 +9,8 @@ Acutally, this project does (you have to choose if you want 1 single node HDFS o
 * Deploy a cluster HDFS on :
 	* [Your own computer using as many virtual machine you want using Vagrant & ansible](#deploy-cluster-hdfs-with-multiple-vms)
 	* [multiple servers using ansible](#deploy-cluster-hdfs-on-servers)
+
+You can add, on top of your HDFS, un metadata system management with a search engine  : 
 * Deploy a geonetwork as metadata system management
 	* [Your own computer using a virtual machine with Vagrant & ansible provision](#geonetwork-with-vagrant-and-ansible)
 	* [deploy on a server](#geonetwork-on-erver)

playbook/roles/tomcat/vars/main.yml

-donwloadTomcatUrl: http://apache.mirrors.ovh.net/ftp.apache.org/dist/tomcat/tomcat-8/v8.5.50/bin/apache-tomcat-8.5.50.tar.gz
+donwloadTomcatUrl: http://apache.mirrors.ovh.net/ftp.apache.org/dist/tomcat/tomcat-8/v8.5.51/bin/apache-tomcat-8.5.51.tar.gz
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