Documentation said to set LDAP_ENCRYPTION to true if we want to use
ldaps, but the code in wekan-ldap does not check if it is set to true,
but if the value equals to 'ssl' instead.
- Fix LDAP User Search Scope. Thanks to Vnimos and Akuket ! Related #119
- Fix Save Admin Panel STMP password. Thanks to saurabharch and xet7 ! Closes#1856