implements announcement of waypoints, closes #584

DataStructures/RawRouteData.h

@@ -69,6 +69,11 @@ struct RawRouteData
     int shortest_path_length;
     int alternative_path_length;
 
+    bool is_via_leg(const std::size_t leg) const
+    {
+        return (leg != unpacked_path_segments.size() - 1);
+    }
+
     RawRouteData()
         : check_sum(SPECIAL_NODEID),
           shortest_path_length(INVALID_EDGE_WEIGHT),

DataStructures/TurnInstructions.h

@@ -31,7 +31,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 enum class TurnInstruction : unsigned char
 {
     NoTurn = 0, GoStraight, TurnSlightRight, TurnRight, TurnSharpRight, UTurn,
-    TurnSharpLeft, TurnLeft, TurnSlightLeft, ReachViaPoint, HeadOn, EnterRoundAbout,
+    TurnSharpLeft, TurnLeft, TurnSlightLeft, ReachViaLocation, HeadOn, EnterRoundAbout,
     LeaveRoundAbout, StayOnRoundAbout, StartAtEndOfStreet, ReachedYourDestination,
     EnterAgainstAllowedDirection, LeaveAgainstAllowedDirection,
     InverseAccessRestrictionFlag = 127,