adding new latency and rebalance durability tests to weekly pipeline
adding new latency and rebalance durability tests to weekly pipeline

Change-Id: I837c158e3c4ecd3fcb455c834fcf260bda03a247
Reviewed-on: http://review.couchbase.org/116101
Tested-by: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Korrigan Clark <11cf3ebdc6cba78053c91b2fd94cb21b47d0d02e@couchbase.com>

couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner