autotest/virt-test — pull request #975 by Antique (2013-10-28 09:51:29+00:00)
Title: virttest/utils_env: fix the issue with RuntimeError

There is a log time a bug that the tests sometimes fails with exception
"RuntimeError: dictionary changed size during iteration".

The idea of this patch comes from Martin.

Signed-off-by: Martin Kletzander
Signed-off-by: Pavel Hrdina