Added different locator dicts for menu,s tabs & common
Merge branch 'master' into fix-locators

Also moved few locators required due to new PR's

Conflicts:
	robottelo/ui/locators.py
Updating locators as per new dicts
fixes locators as per new dicts and PEP8
Merge pull request #258 from kbidarkar/fix-locators

Added different locator dicts for menu,s tabs & common