[0.85] clean dump


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21482 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] #4385 : Move some massive action to MassiveActions class


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21484 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] Rename class MassiveActions => MassiveAction


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21485 35612d4c-9d10-0410-837c-bf9dd1be60d7