Add some reconnect logic.

lib/chillhub.js

@@ -142,14 +142,20 @@ function createChillHub(Date, firebase, uid, uuid, hardware_version, software_ve
           }
 
           var gotRoot = function(rootSnap) {
+             setDevicesToDisconnected(rootSnap);
+             rootSnap.ref().onDisconnect().update({"status": "disconnected"});
+             rootSnap.ref().on("value", function(snapshot) {
+               if (snapshot.val()) {
+                  rootSnap.ref().onDisconnect().update({"status": "disconnected"});
+                  rootSnap.ref().update({"status": "connected"});
+               }
+             })
              if (rootSnap.val() != null) {
                 // This chillhub is on firebase already.
                 // Use the old created and updated times.
                 // Update the HW and SW versions to newest.
                 value.created = rootSnap.val().created;
                 value.updated = rootSnap.val().updated;
-                setDevicesToDisconnected(rootSnap);
-                rootSnap.ref().onDisconnect().update({"status": "disconnected"});
                 register(value);
              } else {
                 register(value);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "chillhub-firmware",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "description": "ChillHub is a system for creating USB devices that extend the functionality of your fridge. It consists of a raspberry pi (http://www.raspberrypi.org/), a green bean (https://firstbuild.com/greenbean/), and a USB hub in a refrigerator door. ChillHub acts as a mailman the delivers messages from the cloud and the fridge to USB devices and from the USB devices back to the cloud.",
   "main": "chillhub.js",
   "scripts": {