updated all tests with bz decorator
Improve code style aka PEP8
Merge pull request #576 from elyezer/pep8-improvements

Improve code style aka PEP8
Merge pull request #571 from sghai/ak-tests

ak- blocked tests with bz decorator
Merge branch 'master' into rm-subnet-hack

Conflicts:
	robottelo/ui/subnet.py