Added a more-disciplined version of #read_ber.
Added a more-disciplined version of #read_ber.


cloudvolumes/ruby-net-ldap,bkeepers/ruby-net-ldap,javanthropus/ruby-net-ldap,astockwell/ruby-net-ldap,cloudvolumes/ruby-net-ldap,astockwell/ruby-net-ldap,bkeepers/ruby-net-ldap,javanthropus/ruby-net-ldap