New cpp folder structure

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

libs/routing/latlon_with_altitude.cpp

@@ -0,0 +1,32 @@
+#include "routing/latlon_with_altitude.hpp"
+
+#include "geometry/mercator.hpp"
+
+#include <sstream>
+#include <utility>
+
+namespace routing
+{
+std::string DebugPrint(LatLonWithAltitude const & latLonWithAltitude)
+{
+  std::stringstream ss;
+  ss << "LatLonWithAltitude(" << DebugPrint(latLonWithAltitude.GetLatLon()) << ", "
+     << latLonWithAltitude.GetAltitude() << ")";
+  return ss.str();
+}
+
+bool LatLonWithAltitude::operator<(LatLonWithAltitude const & rhs) const
+{
+  return m_latlon < rhs.m_latlon;
+}
+
+bool LatLonWithAltitude::operator==(LatLonWithAltitude const & rhs) const
+{
+  return m_latlon == rhs.m_latlon;
+}
+
+geometry::PointWithAltitude LatLonWithAltitude::ToPointWithAltitude() const
+{
+  return geometry::PointWithAltitude(mercator::FromLatLon(m_latlon), m_altitude);
+}
+}  // namespace routing