(cobra) Add TLS options to all cobra commands and classes. Add example to the doc.

ixcobra/ixcobra/IXCobraMetricsThreadedPublisher.h

@@ -18,6 +18,8 @@
 
 namespace ix
 {
+    struct SocketTLSOptions;
+
     class CobraMetricsThreadedPublisher
     {
     public:
@@ -30,7 +32,8 @@ namespace ix
                        const std::string& channel,
                        const std::string& rolename,
                        const std::string& rolesecret,
-                       bool enablePerMessageDeflate);
+                       bool enablePerMessageDeflate,
+                       const SocketTLSOptions& socketTLSOptions);
 
         /// Start the worker thread, used for background publishing
         void start();