PYCBC-741: Update LCB lib versions for LCB Beta 2
PYCBC-741: Update LCB lib versions for LCB Beta 2

Change-Id: I15200b6be70559a90fd707e7c90807b1f3fe0b16
Reviewed-on: http://review.couchbase.org/120082
Reviewed-by: David Kelly <d83cd2a93a916ce0b0d4c1349b44be044799feca@gmail.com>
Tested-by: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>

couchbase/couchbase-python-client,couchbase/couchbase-python-client