adds question and external link to show spec

spec/factories.rb

@@ -105,7 +105,7 @@ FactoryGirl.define do
     sequence(:title)     { |n| "Proposal #{n} title" }
     description          'Proposal description'
     question             'Proposal question'
-    external_url         'http://decide.madrid.es'
+    external_url         'http://external_documention.es'
     terms_of_service     '1'
     association :author, factory: :user
 

spec/features/proposals_spec.rb

@@ -40,7 +40,9 @@ feature 'Proposals' do
     visit proposal_path(proposal)
 
     expect(page).to have_content proposal.title
+    expect(page).to have_content "Proposal question"
     expect(page).to have_content "Proposal description"
+    expect(page).to have_content "http://external_documention.es"
     expect(page).to have_content proposal.author.name
     expect(page).to have_content I18n.l(proposal.created_at.to_date)
     expect(page).to have_selector(avatar(proposal.author.name))