Correct LDAP default port number (when not using LDAPS) and emphesise integer value.

Signed-off-by: Krzysztof Wilczynski <krzysztof.wilczynski@linux.com>
Merge pull request #391 from kwilczynski/ldap_port_integer

Correct LDAP default port number (when not using LDAPS) and emphasise in...