brand: fetchStatus network error handling

This continues the server also in case of network errors.

modules/brand.js

@@ -27,8 +27,15 @@ function renderStatus(sock, everything) {
 
 function fetchStatus(cb) {
     httpreq.get(URL, function (err, res) {
-        var state = JSON.parse(res.body).state;
-        cb(state);
+        try {
+            if (err) {
+                throw new Error('httpreq: ' + err);
+            }
+            var state = JSON.parse(res.body).state;
+            cb(state);
+        } catch (e) {
+            console.log('brand: fetchStatus: ' + e);
+        }
     });
 }