bump version to 0.1.2
bump version to 0.1.2

Change-Id: Ib79b436f26fffa532ec5d0e5f9a0fecda8ccc812

esikachev/sahara-tests,esikachev/sahara-tests,openstack/sahara-scenario,openstack/sahara-tests,esikachev/sahara-tests,openstack/sahara-tests,openstack/sahara-tests,openstack/sahara-tests,openstack/sahara-scenario,openstack/sahara-scenario