No need to deal with Rails 3 in a filtered feature test

This feature test is filtered on @rails_post_5

Author: benoittgt

features/request_specs/request_spec.feature

@@ -119,10 +119,7 @@ Feature: request spec
       RSpec.describe "Widget management", :type => :request do
 
         it "creates a Widget" do
-          headers = {
-            "ACCEPT" => "application/json",     # This is what Rails 4 accepts
-            "HTTP_ACCEPT" => "application/json" # This is what Rails 3 accepts
-          }
+          headers = { "ACCEPT" => "application/json" }
           post "/widgets", :params => { :widget => {:name => "My Widget"} }, :headers => headers
 
           expect(response.content_type).to eq("application/json")