lib/LDAP_CRUD.pm - ldif() amended to respect $recursive ldif generation

lib/UMI.pm - session cache_size increased to 1m

lib/UMI/Controller/SearchBy.pm - $recursive and $sysinfo added to ldif generation

root/lib/site/footer - links changed on more useful

root/src/search/modify.tt - js added (thanks to Alexander Pustomelnyk) to do element duplication

root/src/search/searchby.tt - sysinfo in/exclude checkbox added to the modal of ldif generation