Release Name: 0.2.2

Notes:



Changes:
== 0.2.2

* Lowered requirements for json gem

== 0.2.1

* Updated to keep in sync with the new httpadapter changes

== 0.2.0

* Added support for OAuth 2.0 draft 10

== 0.1.4

* Added support for a two-legged authorization flow

== 0.1.3

* fixed issue with headers passed in as a Hash
* fixed incompatibilities with Ruby 1.8.6

== 0.1.2

* fixed bug with overzealous normalization

== 0.1.1

* fixed bug with missing StringIO require
* fixed issue with dependency on unreleased features of addressable

== 0.1.0

* initial release