⚠️ Deprecation Notice Google has deprecated the use of embedded web-views for OAuth, which this library relies on. When making OAuth requests to Google, use the replacement GTMAppAuth library. GTM OAuth 2: Google Toolbox for Mac - OAuth 2 Controllers Project site https://github.com/google/gtm-oauth2 Discussion group http://groups.google.com/group/gtm-oauth2 The Google Toolbox for Mac OAuth 2 Contr