Log Message:
Update ruby-oauth to 0.5.3

=== 0.5.3 2017-05-24

* Removing legacy scripts (James Pinto)
* Fix #145 - broken CLI required loading active_support (James Pinto)

=== 0.5.2 2017-05-17

* Adding a development dependency that had not been mentioned (James Pinto)
* Use assert_nil so as to silence a Minitest 6 deprecation warning (James Pinto)
* Stop bundling tests files in the gem (Michal Papis)
* Minor cleanup on tests (James Pinto)
* TravisCI no longer needs libcurl-dev (James Pinto)
* Nokogiri 1.7 does not accept Ruby 2.0 (James Pinto)
* Upgrading to CodeClimate 1.0 (James Pinto)
* Adding support to Ruby 2.4 and head (James Pinto)
* Locking gemspec to Rails 4 so as to allow our next version for Rails 5 (James \ 
Pinto)
* Fix #113 adding paths when a full URL has been specified   (James Pinto)
* moving development dependency to gemspec (James Pinto)
* Silencing 'Net::HTTPResponse#header is obsolete' (James Pinto)
* Silencing some test warnings (James Pinto)
* Silencing 'loading in progress, circular require considered harmful' (James Pinto)
* Silence 'URI.escape obsolete' (James Pinto)
* Refactored CLI (James Pinto)
* Bug Fix, webmock 2.0 has introduced a new bug (James Pinto)
* Moving test files into test/units/ (James Pinto)
* Adding CodeClimate (James Pinto)
* Reimplementing #82 - Debug Output Option (James Pinto)
* Making a test/support dir (James Pinto)
* Fix #177 - Adjusting to webmock latest recommended implementation for minitest \ 
(James Pinto)
* Adding support to Ruby 2.4 and head (James Pinto)
* Upgrading to CodeClimate 1.0 (James Pinto)
* Nokogiri 1.7 does not accept Ruby 2.0 (James Pinto)