Fix smoke tests, after some literals got modified

Smoke test are adapted to be run in versions 2.8 and 2.9 of OBS, with old
literals, and in master branch, with new literals.

dist/t/spec/features/0030_project_spec.rb

@@ -13,7 +13,7 @@
     within("div#subheader") do
       click_link('Create Home')
     end
-    first('input[type=submit]').click # 'Create Project' for 2.8 and 2.9. 'Accept' for master
+    page.has_button?('Create Project') ? click_button('Create Project') : click_button('Accept')
     expect(page).to have_content("Project 'home:Admin' was created successfully")
   end
 

dist/t/spec/features/0040_package_spec.rb

@@ -13,11 +13,11 @@
     within("div#subheader") do
       click_link('Home Project')
     end
-    click_link('Create package')
+    page.has_link?('Create package') ? click_link('Create package') : click_link('Create Package')
     fill_in 'name', with: 'ctris'
     fill_in 'title', with: 'ctris'
     fill_in 'description', with: 'ctris'
-    click_button('Save changes')
+    page.has_button?('Save changes') ? click_button('Save changes') : click_button('Accept')
     expect(page).to have_content("Package 'ctris' was created successfully")
   end
 
@@ -42,19 +42,19 @@
     within("div#subheader") do
       click_link('Home Project')
     end
-    click_link('Branch existing package')
+    page.has_link?('Branch existing package') ? click_link('Branch existing package') : click_link('Branch Existing Package')
     fill_in 'linked_project', with: 'openSUSE.org:openSUSE:Tools'
     fill_in 'linked_package', with: 'build'
     # Do not wait for autocomplete
     page.execute_script("$('input[type=\"submit\"]').prop('disabled', false)")
-    click_button('Create Branch')
+    page.has_button?('Create Branch') ? click_button('Create Branch') : click_button('Accept')
     expect(page).to have_content('build.spec')
   end
 
   it 'should be able to delete' do
     click_link('Delete package')
     expect(page).to have_content('Do you really want to delete this package?')
-    click_button('Ok')
+    page.has_button?('Ok') ? click_button('Ok') : click_button('Accept')
     expect(page).to have_content('Package was successfully removed.')
   end