As the Fedora 21 support is going to be EOL, we are going to close all the Fedora 21 bugs which remains open the next Tuesday 2015-12-01 [1]. You have the last chance to submit your updates to the Fedora 21, if you have any, before the F-21 release becomes unsupported.
[1] https://fedoraproject.org/wiki/Fedora_Program_Management/HouseKeeping/Fedora...
Regards, Jan