unobtrusive_flash.gemspec in unobtrusive_flash-3.1.0 vs unobtrusive_flash.gemspec in unobtrusive_flash-3.2.0

@@ -23,8 +23,14 @@
 
   spec.add_dependency "railties"
 
   spec.add_development_dependency "bundler", "~> 1.3"
   spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec", '>=3'
-  spec.add_development_dependency "rspec-mocks", '>=3'
+  spec.add_development_dependency "rspec", '~>3'
+  spec.add_development_dependency "rspec-mocks", '~>3'
+  spec.add_development_dependency "appraisal"
+  spec.add_development_dependency "capybara", '>=2.5'
+  # for local tests
+  spec.add_development_dependency 'selenium-webdriver'
+  # for Travis CI
+  spec.add_development_dependency 'poltergeist'
 end