[XDCR] Adv filtering int comparison with string causes goxdcr to exit

"int": 7445058468869693290,

[root@localhost bin]# curl -X POST -u Administrator:password http://127.0.0.1:8091/controller/createReplication -d fromBucket=default -d toCluster=C2 -d toBucket=default -d replicationType=continuous -d checkpointInterval=60 -d statsInterval=500 -d filterExpression="int > dfhff"

{"id":"89f50fd15dde7440b112abcb896d8b0d/default/default"}

[root@localhost bin]#

Service 'goxdcr' exited with status 2. Restarting. Messages:

github.com/couchbase/goxdcr/parts.(*Router).route(0xc000344540, 0x9cdfc0, 0xc000221a40, 0xc00060e940, 0xc000633b18, 0xc000633aa8)

/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/parts/router.go:170 +0x1db

github.com/couchbase/goxdcr/parts.(*Router).route-fm(0x9cdfc0, 0xc000221a40, 0xc0003c2948, 0x3, 0xc000032070)

/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/parts/router.go:84 +0x3e

github.com/couchbase/goxdcr/connector.(*Router).Forward(0xc0003c2930, 0x9cdfc0, 0xc000221a40, 0x0, 0x0)

/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/connector/router.go:60 +0xfb

github.com/couchbase/goxdcr/parts.(*DcpNozzle).processData(0xc00018e820, 0x0, 0x0)

/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/parts/dcp_nozzle.go:838 +0x1623

created by github.com/couchbase/goxdcr/parts.(*DcpNozzle).Start

/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/parts/dcp_nozzle.go:549 +0x3e5