get on dat new new octokit shit

can't user #any? anywhere

ensure that there is an oauth state variable

Merge pull request atmos#11 from atmos/oauth2-state

master

api v2 is dead, long live api v3

fixup token access

make the user api slightly more robust

* Add an octokit client to the user model, https://github.com/pengwynn/octokit
* Add support for POST/PUT/DELETE through rest-client

support query params on api requests

actually use the new user methods

allow users to check their org/team access