New package oauth2
* packages/oauth2/oauth2.el: Reformat to avoid long lines.
* packages/oauth2/oauth2.el (oauth2-request-authorization): Add missing
  calls to url-hexify-string.
* oauth2.el: Require json.
  Fix compilation warning with success variable from url.el.
oauth2: allow to use any HTTP request type

* oauth2: allow to use any HTTP request type
oauth2: update version 0.2

* oauth2: update version to 0.2
* packages/oauth2/oauth2.el: Fix URL double escaping, update to 0.3
* packages/oauth2/oauth2.el: Don't use aget, update to 0.4
* packages/oauth2/oauth2.el: Revert fix URL double escaping, update to 0.5
oauth2: add redirect-uri parameter, update to 0.6
oauth2: store access-reponse, bump versino to 0.7
oauth2: upgrade to 0.8, add missing require on cl