[0.85] Improve password cryptography, fixed #4384

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21230 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] add password_compat userlan library, see #4384

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21231 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] update password_compat userland library, see #4384

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21232 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] improves message, see #4384

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21233 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] secure test if crypt extension not installed, see #4384

git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21234 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] search engine + massive action for #4233


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21235 35612d4c-9d10-0410-837c-bf9dd1be60d7