remove support for honoring 'Do Not Track' browser header as per MDN …

…recommendations.

See: https://developer.mozilla.org/en-US/docs/Web/API/Navigator/doNotTrack
See: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/DNT

assets/src/js/script.js

@@ -29,12 +29,9 @@ function request(url, cb) {
 }
 
 function trackPageview (postId) {
-  let {dnt, use_cookie, cookie_path} = win[ka]
+  let {use_cookie, cookie_path} = win[ka]
 
   if (
-    // do not track if "Do Not Track" is enabled
-    (nav.doNotTrack == 1 && dnt) ||
-
     // do not track if this is a prerender request
     (doc.visibilityState == 'prerender') ||
 

src/class-script-loader.php

@@ -112,9 +112,6 @@ public function print_js_object()
 
             // path to store the cookie in (will be subdirectory if website root is in subdirectory)
             'cookie_path' => $this->get_cookie_path(),
-
-            // whether to honor DoNotTrack
-            'dnt' => apply_filters('koko_analytics_honor_dnt', true),
         );
         echo '<script>window.koko_analytics = ', json_encode($script_config), ';</script>';
     }