autotest/virt-test — pull request #1909 by yumingfei (2014-12-04 08:12:59+00:00)
Title: utils_params.object: Avoid quotation marks for object paramters.

For parameter like "vms", if we pass value in this format:
vms = "vm1 vm2 vm3",
vms will be recognised as '"vm1', 'vm2' and 'vm3"'.
So strip it when analysing.

Signed-off-by: Yu Mingfei