The current opensc package drops a p11-kit configuration file in /usr/share/share/p11-kit, while p11-kit appears to expect it to be placed in /usr/share/p11-kit/modules.
http://koji.fedoraproject.org/koji/taskinfo?taskID=5976107
opensc-0.13.0-7.fc20 has been submitted as an update for Fedora 20. https://admin.fedoraproject.org/updates/opensc-0.13.0-7.fc20
tested with 0.13.0-7,that opensc.module is placed in /usr/share/share/p11-kit/modules now
opensc-0.13.0-7.fc19 has been submitted as an update for Fedora 19. https://admin.fedoraproject.org/updates/opensc-0.13.0-7.fc19
opensc-0.13.0-7.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.