Review Request 12943: Replaced virsh() by python-libvirt functions

- debian/control 46dd505 packaging/centos63/cloud.spec 61e00bd scripts/vm/network/security_group.py 2ce558f Diff: https://reviews.apache.org/r/12943/diff/ Testing --- Tested the output of the new functions. This should be the same as the virsh command. Thanks, Rene

Re: Review Request 12654: Added logpath variable and replaced hardcoded path

/diff/ Testing --- Tested if os.makedirs accepts a trailing slash. Thanks, Rene Diepstraten