Don't error out when conference doesn't exist
Commit e5aee pushed by Anže Pečar

15 tests 15 passed Duration
accounts/tests.py::TestSelectedInstance::test_invalid_selected_instance 1.1112s
accounts/tests.py::TestSelectedInstance::test_no_selected_instance 0.2064s
accounts/tests.py::TestSelectedInstance::test_selected_instance 0.2079s
accounts/tests.py::TestSelectedInstance::test_selected_instance_https_truncate 0.2075s
accounts/tests.py::TestSelectedInstance::test_selected_instance_http_truncate 0.2079s
accounts/tests.py::TestSelectedInstance::test_selected_instance_slash_truncate 0.2193s
accounts/tests.py::TestSelectedInstance::test_selected_instance_through_session 0.3270s
accounts/tests.py::TestSelectedInstance::test_unselected_instance 0.3283s
posts/tests.py::TestPostView::test_empty_view 0.2982s
posts/tests.py::TestPostView::test_post_view_redirect 0.2021s
posts/tests.py::TestPostView::test_with_results 0.2508s
stats/tests.py::TestStats::test_all_daily_lang_stats 0.0008s
stats/tests.py::TestStats::test_posts_from_yesterday_are_updated 0.0755s
stats/tests.py::TestStats::test_store_daily_stats 0.0663s
stats/tests.py::TestStats::test_store_daily_stats_with_accounts 0.0675s