Added few more locators for hosts
Merge branch 'master' into crud-host
Added the UI CRUD for Hosts
Merge branch 'master' into crud-host

Conflicts:
	tests/ui/baseui.py
fix merge issues and few PEP8
Added delete host test and fixed the required locators
minor PEP8 fix in test_host
Merge pull request #199 from kbidarkar/crud-host

Crud host
PEP8 loving.
Move ssh stuff to a new module

* Move ssh stuff from robottelo.cli.base.Base class to the robotello.common.ssh module