Create TSP Server in C++ photonlib (#1516)

Automatically starts a TCP server in C++. Also adds warnings to Python.

photonlib-cpp-examples/poseest/src/test/cpp/main.cpp

@@ -30,5 +30,6 @@ int main(int argc, char** argv) {
   HAL_Initialize(500, 0);
   ::testing::InitGoogleTest(&argc, argv);
   int ret = RUN_ALL_TESTS();
+  HAL_Shutdown();
   return ret;
 }