Authentication using OAuth #11
Description
At the moment most of the functions are using apiKey authentication which is deprecated.
http://dev.bitly.com/authentication.html#apikey
Are you planing to update the library to OAuth? When i got some time i would also update some functions and send you a pull request.
By the way, it seems strange to use the apiKey as accesstoken like in bitly_v3_shorten:
$url = bitly_oauth_api . "shorten?access_token=" . bitlyKey . "&longUrl...
Greetz