autotest/virt-test — pull request #1357 by humanux (2014-01-15 12:28:52+00:00)
Title: /tests.vlan: some issues fix

This patch fix some issues of this script:
1. kill netcat server if any exceptions happens
2. split this test to two
3. make this script follow pep8 rules

Signed-off-by: Yunping Zheng