SEG-11041: Membase has high bg_fetch with high no of conn with no client load
SEG-11041: Membase has high bg_fetch with high no of conn with no client
load

With the change in the eviction framework, get and getl return temporary
failure when the items are non-resident and eviction doesn't succeed in
freeing memory. The cases for getl in ascii mode and get/getl in binary
mode were not handled correctly under this condition.

Signed-off-by: Abhishek Nanda <ed99088ce9d6aa2d74040139769f7cf3fac7d113@zynga.com>

zbase/memcached,zbase/memcached,zbase/memcached,zbase/memcached,zbase/memcached