Revert "Bug 1169696 - Use librabbitmq with Celery/Kombu for improved performance"
Revert "Bug 1169696 - Use librabbitmq with Celery/Kombu for improved performance"

This reverts commit 375960c8437788526259ea2c1f6e042afec279a0.

Due to:
exceptions:NotImplementedError: ssl not supported by librabbitmq, please
use pyamqp:// or stunnel

wlach/treeherder,wlach/treeherder,KWierso/treeherder,glenn124f/treeherder,akhileshpillai/treeherder,tojon/treeherder,glenn124f/treeherder,wlach/treeherder,tojonmz/treeherder,tojonmz/treeherder,edmorley/treeherder,tojon/treeherder,akhileshpillai/treeherder,kapy2010/treeherder,kapy2010/treeherder,tojonmz/treeherder,tojonmz/treeherder,glenn124f/treeherder,KWierso/treeherder,tojonmz/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,tojonmz/treeherder,kapy2010/treeherder,glenn124f/treeherder,edmorley/treeherder,wlach/treeherder,edmorley/treeherder,tojon/treeherder,wlach/treeherder,kapy2010/treeherder,akhileshpillai/treeherder,akhileshpillai/treeherder,KWierso/treeherder,edmorley/treeherder,glenn124f/treeherder,wlach/treeherder,akhileshpillai/treeherder,kapy2010/treeherder,KWierso/treeherder,tojon/treeherder