autotest/virt-test — pull request #1649 by yumingfei (2014-05-05 05:59:20+00:00)
Title: Run: Import virttest.defaults before calling it.

When we use 'run' script the first time, _import_autotest_modules has not been executed yet.
So importing virttest.defaults for every place when it is used is essential.

Signed-off-by: Yu Mingfei