New cpp folder structure

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

tools/track_generator/utils.hpp

@@ -0,0 +1,10 @@
+#pragma once
+
+#include "routing/vehicle_mask.hpp"
+
+#include <string>
+
+namespace track_generator_tool
+{
+void GenerateTracks(std::string const & inputDir, std::string const & outputDir, routing::VehicleType type);
+}  // namespace track_generator_tool