core: Add a get_replay method to send a query to a replay endpoint
core: Add a get_replay method to send a query to a replay endpoint

vivekanand1101/fedmsg,cicku/fedmsg,pombredanne/fedmsg,maxamillion/fedmsg,maxamillion/fedmsg,vivekanand1101/fedmsg,chaiku/fedmsg,chaiku/fedmsg,fedora-infra/fedmsg,mathstuf/fedmsg,vivekanand1101/fedmsg,chaiku/fedmsg,fedora-infra/fedmsg,pombredanne/fedmsg,fedora-infra/fedmsg,mathstuf/fedmsg,maxamillion/fedmsg,cicku/fedmsg,cicku/fedmsg,mathstuf/fedmsg,pombredanne/fedmsg