GUACAMOLE-101: Merge documentation for new "ldap-user-search-filter" property.
GUACAMOLE-101: Merge documentation for new "ldap-user-search-filter" property.

mike-jumper/incubator-guacamole-manual,mike-jumper/incubator-guacamole-manual,mike-jumper/incubator-guacamole-manual