fix(android): Send a "none" status if the device has no active networ…

…k on launch (#96)

android/src/main/java/com/reactnativecommunity/netinfo/NetworkCallbackConnectivityReceiver.java

@@ -39,6 +39,12 @@ public NetworkCallbackConnectivityReceiver(ReactApplicationContext reactContext)
   void register() {
     try {
       getConnectivityManager().registerDefaultNetworkCallback(mNetworkCallback);
+
+      // If we currently have no active network, we are not going to get a callback below, so we
+      // should manually send a "none" event
+      if (getConnectivityManager().getActiveNetwork() == null) {
+        updateAndSend();
+      }
     } catch (SecurityException e) {
       setNoNetworkPermission();
     }