rest-client/rest-client — pull request #203 by co-me (2013-07-27 03:18:45+00:00)
Title: Stop using deprecated method

'mock' and 'stub!' is deprecated after rspec-mocks 2.14.0.rc1(2013-05-27 released).
Use 'double' and 'stub' instead.

see also: [rspec-mocks Changelog](https://github.com/rspec/rspec-mocks/blob/master/Changelog.md)