Improve automatic retrieval of app name by faking a user agent to make the request

src/options.js

@@ -101,7 +101,15 @@ function detectArch() {
 }
 
 function getTitle(url, callback) {
-    request(url, (error, response, body) => {
+    const options = {
+        url: url,
+        headers: {
+            // fake a user agent because pages like http://messenger.com will throw 404 error
+            'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2227.1 Safari/537.36'
+        }
+    };
+
+    request(options, (error, response, body) => {
         if (error || response.statusCode !== 200) {
             callback(`Request Error: ${error}, Status Code ${response ? response.statusCode : 'No Response'}`);
             return;