MB-13458: Ignore item existing issue
MB-13458: Ignore item existing issue

Change-Id: I8b75aceb53553272eb4c3257a41603ce9a7265af
Reviewed-on: http://review.couchbase.org/48137
Reviewed-by: Bin Cui <ed18693fff32c00e22495f4877a3b901bed09041@gmail.com>
Tested-by: Bin Cui <ed18693fff32c00e22495f4877a3b901bed09041@gmail.com>

couchbase/couchbase-cli,couchbase/couchbase-cli