Merge pull request #7 from splitrb/dependabot/bundler/rack-test-tw-1.1

Update rack-test requirement from ~> 0.6 to ~> 1.1

Author: andrew

split-api.gemspec

@@ -21,6 +21,6 @@ Gem::Specification.new do |gem|
 
   gem.add_development_dependency 'bundler',     '~> 1.0'
   gem.add_development_dependency 'rspec',       '~> 2.6.0'
-  gem.add_development_dependency 'rack-test',   '~> 0.6'
+  gem.add_development_dependency 'rack-test',   '~> 1.1'
   gem.add_development_dependency 'rake',        '~> 12.0'
 end