Added initial support for new style threads launch method.

src/backend/common/interfaces/IWorker.h

@@ -29,6 +29,9 @@
 #include <stdint.h>
 
 
+namespace xmrig {
+
+
 class IWorker
 {
 public:
@@ -42,4 +45,7 @@ public:
 };
 
 
+} // namespace xmrig
+
+
 #endif // XMRIG_IWORKER_H