OSM map tile provider change default to https

libs/map/mapview_tile_provider_osm.cpp

@@ -8,7 +8,7 @@
 MapViewTileProvider_OSM::MapViewTileProvider_OSM() {
 	nam = new QNetworkAccessManager();
 	PIValueTree p;
-	p.addChild(PIValueTree("url", "http://tile.openstreetmap.org"));
+	p.addChild(PIValueTree("url", "https://tile.openstreetmap.org"));
 	initParameters(p);
 }