New cpp folder structure

Signed-off-by: Alexander Borsuk <me@alex.bio>

libs/platform/network_policy_dummy.cpp

@@ -0,0 +1,9 @@
+#include "platform/network_policy.hpp"
+
+namespace platform
+{
+NetworkPolicy GetCurrentNetworkPolicy()
+{
+  return NetworkPolicy(true);
+}
+}  // namespace platform