Adding the ability to configure the token request HTTP Method, e.g. for LinkedIn who wants all request params in the query string (and accepts GET requests).
Support redirect URLs without a scheme specified, such as redirect URLs used by Google APIs
Fixed assertion issue when refresh_token is not used and access_token is expired.
Removed unnecessary semicolon ; character.
remove unnecessary yoda-style nil inequality check
Added support for different keychain groups (multi-user)
bump version
add some notes about contributing and perfer cocoapods
remove conflict marker