New cpp folder structure

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

libs/search/geometry_utils.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "geometry/point2d.hpp"
+#include "geometry/rect2d.hpp"
+
+namespace search
+{
+// Distance between 2 mercator points in meters.
+double PointDistance(m2::PointD const & a, m2::PointD const & b);
+
+// Tests whether two rects given in the mercator projection are
+// equal with the absolute precision |eps|.
+bool IsEqualMercator(m2::RectD const & r1, m2::RectD const & r2, double eps);
+}  // namespace search