Implement parsing of data_version in nearest tests

tests/common/dot_writer.rs

@@ -2,6 +2,7 @@ use std::io::{self, Write};
 
 use cucumber::{cli, event, parser, Event};
 // TODO: add colors
+// TODO: print summary at the end
 pub struct DotWriter;
 
 impl<W: 'static> cucumber::Writer<W> for DotWriter {

tests/common/nearest_response.rs

@@ -8,7 +8,6 @@ pub struct Waypoint {
     pub distance: f64,
     pub name: String,
     location: [f64; 2],
-    pub data_version: Option<String>,
 }
 
 impl Waypoint {
@@ -21,4 +20,5 @@ impl Waypoint {
 pub struct NearestResponse {
     pub code: String,
     pub waypoints: Vec<Waypoint>,
+    pub data_version: Option<String>,
 }