Adding Defaults to SslConfiguration extension method

Author: darkl

src/net45/Extensions/WampSharp.RawSocket/RawSocket/SslConfiguration/SslConfiguration.cs

@@ -5,9 +5,9 @@ namespace WampSharp.RawSocket
     public class SslConfiguration
     {
 #if NETSTANDARD1_4
-        protected const SslProtocols DefaultSslProtocols = SslProtocols.Tls | SslProtocols.Ssl3;
+        public const SslProtocols DefaultSslProtocols = SslProtocols.Tls | SslProtocols.Ssl3;
 #else
-        protected const SslProtocols DefaultSslProtocols = SslProtocols.Default;
+        public const SslProtocols DefaultSslProtocols = SslProtocols.Default;
 #endif
 
         public SslProtocols EnabledSslProtocols { get; set; }

src/net45/Extensions/WampSharp.RawSocket/WAMP2/V2/Fluent/RawSocketTransportSyntax.cs

@@ -4,6 +4,7 @@
 using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using WampSharp.RawSocket;
+using static WampSharp.RawSocket.SslConfiguration;
 
 namespace WampSharp.V2.Fluent
 {
@@ -41,7 +42,7 @@ public IRawSocketTransportSyntax SslConfiguration(ClientSslConfiguration sslConf
             return this;
         }
 
-        public IRawSocketTransportSyntax SslConfiguration(string targetHost, X509CertificateCollection clientCertificates, SslProtocols enabledSslProtocols, bool checkCertificateRevocation)
+        public IRawSocketTransportSyntax SslConfiguration(string targetHost, X509CertificateCollection clientCertificates = null, SslProtocols enabledSslProtocols = DefaultSslProtocols, bool checkCertificateRevocation = false)
         {
             return SslConfiguration(new ClientSslConfiguration(targetHost, clientCertificates, enabledSslProtocols,
                 checkCertificateRevocation));