Allow setting custom timeouts
Added carrier option to address verification
Enable `Shipment#lowest_rate` to handle nil argument
Ignore Gemfile.lock when developing a gem

ref http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/
Merge pull request #16 from deeeki/ignore_gemfile_lock

Ignore Gemfile.lock when developing a gem
Merge pull request #15 from deeeki/lowest_rate_with_nil

Enable `Shipment#lowest_rate` to handle nil argument
Merge pull request #14 from laurynas/master

Allow setting custom timeouts
allow client-wide http configuration
Merge pull request #13 from reverbdev/configurable-default-http

allow client-wide http configuration
Added Pickup and PickupRate resources. Added api_key as param to some of the resources that were missing it.
Bundlerize

Merge from `bundle gem` templates
Merge pull request #19 from deeeki/bundlerize

Bundlerize
Update VERSION
Merge tag 'v2.1.0' of https://github.com/EasyPost/easypost-ruby

Version 2.1.0