Remove preview API warnings for Releases, Search
Remove mime-types dependency for Ruby 1.8.7
Remove mime-types test dependency
Pin mime-types to 1.25 for 1.8.7
v2.5.1
Release 2.5.1
use client_id and client_secret as default arguments in #authorize_url (see #328).
Merge pull request #329 from eturk/authorize_url-defaults

Use client_id and client_secret as default arguments in #authorize_url
Deprecate and do not pass client_secret in .authorize_url

Fixes #331
Merge master
Fix typo
paginate pull requests too
Merge pull request #335 from pedro/pedro-paginate-pulls

Paginate pull requests too