fixed recommendation feature, not to recommend who's cards have been already kept
Merge branch 'master' of https://github.com/PostechAlumni/home
Merge branch 'master' of https://github.com/PostechAlumni/home
cert done
Merge branch 'master' of github.com:PostechAlumni/home
cert done
minor cert buf fix
changed seed.rb not to show error on profile page
Community Design, About Us active menu, size values