autotest/autotest — pull request #391 by ypu (2012-06-12 11:15:33+00:00)
Title: virt: Add a new type of floppy command line

In new version of qemu, floppy device can be added by -drive
-global. So add this part of code and also support two floppy
in guest.

Signed-off-by: Yiqiao Pu