Improve readme tests

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

features/steps/project/project.rb

@@ -86,13 +86,16 @@ class Spinach::Features::Project < Spinach::FeatureSteps
   end
   step 'I should see project "Forum" README' do
+    page.within('#README') do
       expect(page).to have_content 'Sample repo for testing gitlab features'
     end
+  end
   step 'I should see project "Shop" README' do
-    expect(page).to have_link 'README.md'
+    page.within('#README') do
       expect(page).to have_content 'testme'
     end
+  end
   step 'I add project tags' do
     fill_in 'Tags', with: 'tag1, tag2'