Fix race condition in GAPI loaded
Fix typos introduced by copy paste
Use #signin-button instead
Fixed content-type typo
WF-16: Updates to file upload behavior (allow filename to be updated, removes text input for URL)
Merge branch 'WF-16' into staging

* WF-16:
  WF-16: Updates to file upload behavior (allow filename to be updated, removes text input for URL)
model.uploadState -> uploadState
Sets model.locked and model.uploaded to true after external call to Google APIs
WF-20: Re-arrange authentication mechanism; Button will try to authenticate itself, but the callback parameter is meant to be a STRING referring to a global symbol, not a function reference
Merge branch 'staging' of thinkoomph.beanstalkapp.com:/thinkoomph/w3f into staging
WF-18: Allow anonymous access to users with @thewebindex.org or @webfoundation.org addresses (assuming they can access the sheet!
Sync with changes to control scripts