Jun Peng Ong

Results 2 issues of Jun Peng Ong

### Summary of changes #89 - Removed all dependencies on oauth2client and transitioned to the use of google-auth #89 - Added a thread-safe backend adaptor for saving of authorized credentials...

**Feature Requested** A Credentials object with file locking read / write option that emulates the old google oauth2client's [Storage](https://github.com/googleapis/oauth2client/blob/master/oauth2client/file.py#L28) and the post-refresh caching in [Client](https://github.com/googleapis/oauth2client/blob/master/oauth2client/client.py) **Potential Implementation** - a custom...