added new fxn do_oauth to use oauth web flow, #20
now exporting do_oauth, added more man page details to fxn, #20
more tidying on do_oauth fxn, #20
changed param def from ... to scope for do_oauth
changed all do http methods to use new oauth workflow
bumped date in desc file
slight modification to news file
updated readme with new oauth workflow
updated oauth fxn man page
Merge pull request #21 from sckott/oauthweb

integrated oauth worklow