Claim that server has data in buffers if there are HTTP requests pending
Claim that server has data in buffers if there are HTTP requests pending

Change-Id: I5a402c0e33cfbe39e89595cd0ef252cd9fe93760
Reviewed-on: http://review.couchbase.org/17450
Tested-by: Sergey Avseyev <87f6d5e4fd3644c3c20800cde7fd3ad1569370b3@gmail.com>
Reviewed-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>

trondn/libcouchbase,avsej/libcouchbase,uvenum/libcouchbase,uvenum/libcouchbase,trondn/libcouchbase,signmotion/libcouchbase,signmotion/libcouchbase,mnunberg/libcouchbase,avsej/libcouchbase,couchbase/libcouchbase,trondn/libcouchbase,senthilkumaranb/libcouchbase,couchbase/libcouchbase,avsej/libcouchbase,mody/libcouchbase,mody/libcouchbase,avsej/libcouchbase,maxim-ky/libcouchbase,kojiromike/libcouchbase,PureSwift/libcouchbase,mnunberg/libcouchbase,mnunberg/libcouchbase,senthilkumaranb/libcouchbase,couchbase/libcouchbase,signmotion/libcouchbase,PureSwift/libcouchbase,trondn/libcouchbase,avsej/libcouchbase,couchbase/libcouchbase,mody/libcouchbase,mnunberg/libcouchbase,PureSwift/libcouchbase,couchbase/libcouchbase,uvenum/libcouchbase,signmotion/libcouchbase,maxim-ky/libcouchbase,trondn/libcouchbase,avsej/libcouchbase,couchbase/libcouchbase,senthilkumaranb/libcouchbase,uvenum/libcouchbase,kojiromike/libcouchbase,mody/libcouchbase,avsej/libcouchbase,maxim-ky/libcouchbase,kojiromike/libcouchbase,senthilkumaranb/libcouchbase,PureSwift/libcouchbase,kojiromike/libcouchbase,uvenum/libcouchbase,maxim-ky/libcouchbase,couchbase/libcouchbase,mnunberg/libcouchbase