Specify ssl_version in EasyPost.http_config
Bundlerize

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

Bundlerize
Update VERSION
Merge pull request #17 from jwilsjustin/master

Specify ssl_version in EasyPost.http_config
Make tests run on CircleCI
Add build token to README
2.0.13 CHANGELOG entry.
Merge branch 'master' of github.com:EasyPost/easypost-ruby into upgrade_tracking

Conflicts:
	CHANGELOG
	VERSION
	spec/spec_helper.rb