org selection at the time of login
made it pep8, pylint compliant
marked bzid for env update test
made changes as per review comments
postive create, update, delete gpgkey tests
Merge pull request #397 from sghai/login_with_org

org selection at the time of login
incorporated review comments along with attr decorator
Added func for custom repo sync, locators and basic simple sync test
Merge branch 'master' into add-sync1

Conflicts:
	robottelo/ui/locators.py
add-sync1: Fixed few PEP8 and merge conflicts
add-sync1: Removed the create_org func and using the login func to switch orgs
add-sync1: updated comments for functions
Merge pull request #404 from sghai/gpg-key-test

Postive create, update, delete gpgkey tests
Updated sync tests with ddt
Merge pull request #407 from kbidarkar/add-sync1

Added func for custom repo sync, locators and basic simple sync test