[0.85] Find solution to clean followups content before import on mailcollector fixed #3246


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20298 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] loading indicator for tabs


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20299 35612d4c-9d10-0410-837c-bf9dd1be60d7