[build] Downgrade to selenium maven plugin version 1.0-beta-2 since we have issues with it on our CI
[build] Downgrade to selenium maven plugin version 1.0-beta-2 since we have issues with it on our CI



git-svn-id: cf27bad30c6b7316185bdac65b014e8c16cd40b6@18994 f329d543-caf0-0310-9063-dda96c69346f

xwiki/xwiki-enterprise,xwiki/xwiki-enterprise