yajl/couchview: remove run_event_loop usage

Change-Id: I71e1650f274eefd9263b2c75ad1a8ddc45da72c5
Reviewed-on: http://review.couchbase.org/36281
Reviewed-by: Brett Lawson <brett19@gmail.com>
Tested-by: Mark Nunberg <mnunberg@haskalah.org>