App update

Submodule web/app aad8f60..5455e8c:
  > Add the basic page for the marks (trainer account)
  > Set the z-index for the ribbon-wraper (on top)
  > Refactoring of the trainer search() function
  > Construct the marks dict on the search page for trainers
  > Add the defautl empty page for the trainer accouts
  > Reload page after new user accepted
  > Clean download_list.html page
  > Change default home page for afis users