SOAP binding does not require a cacert anymore

Signed-off-by: Wesley Schwengle <waterkip@cpan.org>

Author: waterkip

lib/Net/SAML2/Binding/SOAP.pm

@@ -94,7 +94,7 @@ has 'url'      => (isa => Uri, is => 'ro', required => 1, coerce => 1);
 has 'key'      => (isa => 'Str', is => 'ro', required => 1);
 has 'cert'     => (isa => 'Str', is => 'ro', required => 1);
 has 'idp_cert' => (isa => 'Str', is => 'ro', required => 1);
-has 'cacert'   => (isa => 'Str', is => 'ro', required => 1);
+has 'cacert'   => (isa => 'Str', is => 'ro', required => 0);
 
 =head2 request( $message )
 

lib/Net/SAML2/SP.pm

@@ -413,17 +413,13 @@ XXX UA
 sub soap_binding {
     my ($self, $ua, $idp_url, $idp_cert) = @_;
 
-    if (!$self->has_cacert) {
-        croak("Unable to create SOAP binding, no CA certificate provided");
-    }
-
     return Net::SAML2::Binding::SOAP->new(
         ua       => $ua,
         key      => $self->key,
         cert     => $self->cert,
         url      => $idp_url,
         idp_cert => $idp_cert,
-        cacert   => $self->cacert,
+        $self->has_cacert ? (cacert => $self->cacert) : (),
     );
 }