on_signal decorator
Fix import
Fixed get_first_floating_ip for OS
Merge pull request #1428 from psav/fix_ip_getter

Fixed get_first_floating_ip for OS
Merge pull request #1427 from psav/fix_ci_test

Fix import
Merge pull request #1425 from mfalesni/signaldecorator

on_signal decorator
Openstack provision with attached volume