Remove Windows MQTT setup guide and update Navigation class to include custom namespace. Increment version in main application log message to v0.0.2.

include/navigation.hpp

@@ -6,6 +6,8 @@
 #include <nlohmann/json.hpp>
 #include "unitree/robot/client/client.hpp"
 
+namespace custom {
+
 class Navigation {
 public:
     Navigation();
@@ -26,4 +28,6 @@ private:
     bool callSlamService(int api_id, const nlohmann::json& data);
 };
 
+} // namespace custom
+
 #endif // NAVIGATION_HPP