add splash screen for deliverME

spec/features/user_managing_videos_spec.rb

@@ -17,6 +17,14 @@ feature "User managing videos" do
     sign_in current_user
   end
 
+  scenario "splash page is shown if there are no existing videos" do
+    Video.delete_all
+    visit project_videos_path(project)
+
+    expect(page).to have_content schedule_demo
+    expect(page).to have_content upload_new_video
+  end
+
   scenario "creating a video", js: true do
     visit project_videos_path(project)
     click_link "Upload New Video"
@@ -115,4 +123,12 @@ feature "User managing videos" do
   def update_video_notice
     t "videos.update.notice"
   end
+
+  def schedule_demo
+    t 'videos.splash.actions.book_demo'
+  end
+
+  def upload_new_video
+    t 'videos.splash.actions.upload_video'
+  end
 end