Test for Versioned Object If-Match
Test for Versioned Object If-Match

Regular objects can do conditional requests, versioned objects should be
able to as well.

Change-Id: If69dbf2a4c876fa4b830f6d8652f22f39ceaf549

openstack/swift,tipabu/swift,openstack/swift,openstack/swift,swiftstack/swift,swiftstack/swift,swiftstack/swift,tipabu/swift,openstack/swift,tipabu/swift,tipabu/swift