permit due_date = opening date of a ticket see #4712


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22256 35612d4c-9d10-0410-837c-bf9dd1be60d7
In user list, when add column 'entity (profile)' we can see (R) but not the (D) see #4713


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22258 35612d4c-9d10-0410-837c-bf9dd1be60d7