Drop X-Auth-Token from all versioned_writes subrequests
Drop X-Auth-Token from all versioned_writes subrequests

It is not necessary for versioned_writes to function (all of these
were pre-authed requests anyway), and transaction ID should be used to
trace requests instead.

Change-Id: If55c1586aa38f9a3bc9e1d00768ca00201af94cd

hurricanerix/swift,prashanthpai/swift,tipabu/swift,tipabu/swift,swiftstack/swift,clayg/swift,notmyname/swift,swiftstack/swift,smerritt/swift,nadeemsyed/swift,openstack/swift,clayg/swift,smerritt/swift,tipabu/swift,notmyname/swift,openstack/swift,notmyname/swift,hurricanerix/swift,matthewoliver/swift,matthewoliver/swift,openstack/swift,matthewoliver/swift,notmyname/swift,smerritt/swift,nadeemsyed/swift,redbo/swift,smerritt/swift,psachin/swift,psachin/swift,hurricanerix/swift,psachin/swift,tipabu/swift,swiftstack/swift,clayg/swift,prashanthpai/swift,psachin/swift,matthewoliver/swift,nadeemsyed/swift,nadeemsyed/swift,redbo/swift,clayg/swift,hurricanerix/swift,openstack/swift