fix 3xx redirects

src/WebResource.cpp

@@ -118,6 +118,10 @@ WebResource getOnlineWebResource(URL const& url, std::unique_ptr<std::map<std::s
             }
             logDebug() << "Redirect To: " << location << std::endl;
             redirectLocation = location;
+            
+            // download redirect
+            returnRes = getOnlineWebResource(redirectLocation, nullptr);
+            
         } else if (response.statusCode != 200) {
             returnRes.resourceType = ResourceType::INVALID;
             returnRes.raw = "Unsupported status code";