APPSTATE refactoring:

- Make index.html cacheable by being stateless
- Improve compression (base64 doesn't gzip well)
- Remove base64 encoding/decoding step
- Make AppState injectable so it can be unit tested
- Ready to remove the global leakage

res/app/components/stf/app-state/index.js

@@ -0,0 +1,3 @@
+module.exports = angular.module('stf.app-state', [
+])
+  .provider('AppState', require('./app-state-provider.js'))