Review fixes

Author: deniskoronchik

CHANGELOG.md

@@ -5,6 +5,7 @@
       - Support of `distance` weight in foot and bicycle profiles
       - Support of relations processing
       - Added `way:get_location_tag(key)` method to get location-dependent tags https://github.com/Project-OSRM/osrm-backend/wiki/Using-location-dependent-data-in-profiles
+      - Added `forward_ref` and `backward_ref` support
       - Left-side driving mode is specified by a local Boolean flag `is_left_hand_driving` in `ExtractionWay` and `ExtractionTurn`
       - Support literal values for maxspeeds in NO, PL and ZA
     - Infrastructure:

docs/profiles.md

@@ -171,7 +171,9 @@ is_startpoint                           | Boolean  | Can a journey start on this
 roundabout                              | Boolean  | Is this part of a roundabout?
 circular                                | Boolean  | Is this part of a non-roundabout circular junction?
 name                                    | String   | Name of the way
-ref                                     | String   | Road number
+ref                                     | String   | Road number (equal to set `forward_ref` and `backward_ref` with one value)
+forward_ref                             | String   | Road number in forward way direction
+backward_ref                            | String   | Road number in backward way direction
 destinations                            | String   | The road's destinations
 exits                                   | String   | The ramp's exit numbers or names
 pronunciation                           | String   | Name pronunciation