RegionChooser: void return.

src/eu/simstadt/regionchooser/RegionChooserBrowser.java

@@ -57,8 +57,8 @@ public JavaScriptFXBridge() {
 			}
 		}
 
-		public String refreshHulls() throws IOException {
-			System.out.println("Look for hulls in " + repo);
+		public void refreshHulls() throws IOException {
+			System.out.println("Looking for hulls in " + repo);
 			Path url = Paths.get("just_a_test.kml");
 			String header = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<kml>\n" + "  <Document>\n";
 			String footer = "  </Document>\n" + "</kml>";
@@ -71,7 +71,6 @@ public String refreshHulls() throws IOException {
 							System.out.println("Parsing " + p);
 							try {
 								String hullKML = new String(Files.readAllBytes(p), StandardCharsets.UTF_8);
-								System.out.println(hullKML);
 								jsApp.call("addCityGmlHull", header + hullKML + footer);
 								List<String> lines = Files.readAllLines(p);
 								for (String line : lines) {
@@ -85,7 +84,7 @@ public String refreshHulls() throws IOException {
 			} catch (Exception ex) {
 				ex.printStackTrace();
 			}
-			return Paths.get("src/eu/simstadt/regionchooser/website").relativize(url).toString();
+			// Paths.get("src/eu/simstadt/regionchooser/website").relativize(url).toString();
 		}
 
 		public void downloadRegion(String wktPolygon, String productName, JSObject novaFactoryLayer)