autotest/virt-test — pull request #1460 by yumingfei (2014-02-20 09:45:48+00:00)
Title: virttest.iscsi: Support creating LUN on exist target.

Currently, Iscsi.export_target supports creating LUN on a new target.
So if we have a same name target, creating LUN will be failed.

Signed-off-by: Yu Mingfei