Appraisals in capybara-webkit-1.14.0 vs Appraisals in capybara-webkit-1.15.0

@@ -1,16 +1,10 @@
-appraise "2.7" do
-  gem "capybara", "~> 2.7.0"
-  gem "rspec", "~> 2.14.0"
+appraise "2.15" do
+  gem "capybara", "~> 2.15.0"
   gem 'addressable', '< 2.5.0', :platforms=>[:ruby_19, :jruby_19] # 2.5 requires public_suffix which requires ruby 2.0
   gem 'nokogiri', '< 1.7.0', :platforms=>[:ruby_19, :jruby_19] # 1.7.0 requires ruby 2.1+
 end
 
-appraise "2.13" do
-  gem "capybara", "~> 2.13.0"
-  gem 'addressable', '< 2.5.0', :platforms=>[:ruby_19, :jruby_19] # 2.5 requires public_suffix which requires ruby 2.0
-  gem 'nokogiri', '< 1.7.0', :platforms=>[:ruby_19, :jruby_19] # 1.7.0 requires ruby 2.1+
-end
-
 appraise "master" do
   gem "capybara", github: "jnicklas/capybara"
+  gem "puma"
 end