XE-806 Upgrade activity macro to work with velocity 1.7
XE-806 Upgrade activity macro to work with velocity 1.7

Nicer fix suggested by Sergiu


git-svn-id: cf27bad30c6b7316185bdac65b014e8c16cd40b6@33978 f329d543-caf0-0310-9063-dda96c69346f

xwiki/xwiki-enterprise,xwiki/xwiki-enterprise