Merge pull request #98 from Parkopedia/fix-point-along-line-encoding

Fix PointAlongLine offset encoding

src/OpenLR/Codecs/Binary/Codecs/PointAlongLineLocationCodec.cs

@@ -113,6 +113,7 @@ public static byte[] Encode(PointAlongLineLocation location)
             SideOfRoadConverter.Encode(location.SideOfRoad.Value, data, 14, 0);
             if (location.PositiveOffsetPercentage.HasValue)
             { // positive offset percentage is present.
+                OffsetConvertor.EncodeFlag(true, data, 15, 1);
                 OffsetConvertor.Encode(location.PositiveOffsetPercentage.Value, data, 16);
             }