fixed missing declarations. TODO: fix tests

dist/locales/en.json

@@ -6706,7 +6706,7 @@
                 "attribution": {
                     "text": "Terms & Feedback"
                 },
-                "description": "Premium DigitalGlobe satellite imagery.",
+                "description": "DigitalGlobe-Premium is a mosaic composed of DigitalGlobe basemap with select regions filled with +Vivid or custom area of interest imagery, 50cm resolution or better, and refreshed more frequently with ongoing updates.",
                 "name": "DigitalGlobe Premium Imagery"
             },
             "DigitalGlobe-Premium-vintage": {
@@ -6720,7 +6720,7 @@
                 "attribution": {
                     "text": "Terms & Feedback"
                 },
-                "description": "Standard DigitalGlobe satellite imagery.",
+                "description": "DigitalGlobe-Standard is a curated set of imagery covering 86% of the earth’s landmass, with 30-60cm resolution where available, backfilled by Landsat. Average age is 2.31 years, with some areas updated 2x per year.",
                 "name": "DigitalGlobe Standard Imagery"
             },
             "DigitalGlobe-Standard-vintage": {

modules/services/osm.js

@@ -787,7 +787,10 @@ export default {
         ];
 
         var tiles = geoTile.filterNullIsland(geoTile.getTiles(_tileZoom, projection));
-        geoTile.removeInflightRequests(_tiles, tiles, abortRequest);
+
+        // remove inflight requests that no longer cover the view..
+        var hadRequests = !_isEmpty(cache.inflight);
+        geoTile.removeInflightRequests(cache, tiles, abortRequest);
 
         if (hadRequests && !loadingNotes && _isEmpty(cache.inflight)) {
             dispatch.call('loaded');    // stop the spinner