Remove swift-bench

swift-bench has moved to :

http://github.com/openstack/swift-bench

DocImpact

Change-Id: Id09765f53d1e493fb0eeae0dba57879ba9dd0ade
Fixed a failing test on my saio

The added sleep makes this test pass on my saio. I have not heard of
it failing for anyone else, but I figured I'd post this up just in
case someone does have the same problem and this fixes it for them.

Change-Id: Ia0bb09d36d0b531ade7c6a6034bbe31dd6c90a98
Merge "Remove swift-bench"
Merge "Fixed a failing test on my saio"