test_predictiveQueries_basicInputOutput[complex_doc] fails for IOS due to precision difference

test_predictiveQueries_basicInputOutput[complex_doc] failed on Android regression functional tests:

http://uberjenkins.sc.couchbase.com:8080/job/CBLITE_Android-Listener-TestServer-Functional-tests/1650/testReport/testsuites.CBLTester.CBL_Functional_tests.TestSetup_FunctionalTests/test_predective_queries/test_predictiveQueries_basicInputOutput_complex_doc_/

comparison sgw value 8772665104.890625 and cbl value 8772665104.89 returns False, therefore test failed. 

mismatch between sgw: [

{'itemid': 'cb6d6145-ecd5-48d0-b357-7384d020e395', 'purchasenetvalue': 22807280324068.42, 'supitemref': '874/22/45309', 'purchasebrutvalue': *8772665104.890625*, 'key': None, 'minbuyingqty': 3236103641902518318, 'supplierid': 'd8ef8025-e1fe-4f2c-8a35-315783a7b5ec'}

] and cbl lists :[

{'itemid': u'cb6d6145-ecd5-48d0-b357-7384d020e395', 'supplierid': u'd8ef8025-e1fe-4f2c-8a35-315783a7b5ec', 'supitemref': u'874/22/45309', 'purchasebrutvalue': *8772665104.89*, 'key': None, 'minbuyingqty': 3236103641902518318L, 'purchasenetvalue': 22807280324100L}

]