Add default routing key to exchange_bind.
Add default routing key to exchange_bind.

xujun10110/kombu,romank0/kombu,bmbouter/kombu,andresriancho/kombu,andresriancho/kombu,mverrilli/kombu,jindongh/kombu,iris-edu-int/kombu,jindongh/kombu,tkanemoto/kombu,xujun10110/kombu,iris-edu-int/kombu,daevaorn/kombu,celery/kombu,urbn/kombu,Elastica/kombu,ZoranPavlovic/kombu,cce/kombu,tkanemoto/kombu,bmbouter/kombu,daevaorn/kombu,mathom/kombu,mverrilli/kombu,mathom/kombu,ZoranPavlovic/kombu,depop/kombu,alex/kombu,Elastica/kombu,depop/kombu,romank0/kombu,numb3r3/kombu,alex/kombu,cce/kombu,numb3r3/kombu