Stop using Firebase

I'm well over my Firebase Storage hosting limit. Not because I actually
store a lot of data, but because there's no way to delete past versions
of files. See firebase/firebase-tools#215.

README.md

@@ -4,9 +4,9 @@
 
 ## How does it work?
 
-Every five minutes, `backend/census.py` is executed. It connects to each server listed in `backend/server.txt` via SSH and collects information. The results from all of the servers are combined into a single JSON file (`data/latest.json`), which is then uploaded to [Firebase Hosting](https://www.firebase.com/hosting.html).
+Every five minutes, `backend/census.py` is executed. It connects to each server listed in `backend/server.txt` via SSH and collects information. The results from all of the servers are combined into a single JSON file (`data/latest.json`), which is hosted on my VPS.
 
-You can view the most recently generated JSON file here: [https://hivemind-data.firebaseapp.com/latest.json](https://hivemind-data.firebaseapp.com/latest.json).
+You can view the most recently generated JSON file here: [https://labs.aguo.us/hivemind/data/latest.json](https://labs.aguo.us/hivemind/data/latest.json).
 
 ### Overall load formula
 

backend/run_census

@@ -1,11 +1,8 @@
 #!/usr/bin/env bash
 
-export FIREBASE_TOKEN=""
-
 TIME=`date +%s`
 python census.py > ../data/historical/$TIME.json
 
 cp ../data/historical/$TIME.json ../data/latest.json
-timeout 100 /usr/local/bin/firebase deploy --non-interactive --debug
 echo $?
 

js/main.js

@@ -1,4 +1,4 @@
-var DATA_URL = 'https://hivemind-data.firebaseapp.com/latest.json';
+var DATA_URL = 'https://labs.aguo.us/hivemind/data/latest.json';
 
 var OFFLINE = false;