[0.85] fix notice


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20402 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] Fix plugin uninstallation


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20403 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] fixed #1060 Add hook for plugins in external links


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20404 35612d4c-9d10-0410-837c-bf9dd1be60d7