adding setUp method to BaseCLI class
which logs test method name
Merge pull request #322 from alda519/cli_print_test_name

Log test class and method name
Updated configure_os func and used constants for LOCATOR_FILTER_KEY
Merge branch 'master' into fkey-constant

Conflicts:
	robottelo/ui/template.py
fkey: Updated for travis E122 in constants module
Added a NOTE for FILTER dict in constant's module
Merge pull request #323 from kbidarkar/fkey-constant

Updated configure_os func and used constants for LOCATOR_FILTER_KEY
validate URL
added new locators for content menu and updated navigator.py
Merge pull request #326 from sghai/content-locators

added new locators for content menu and updated navigator.py
Merge pull request #324 from sghai/validate-url

Validate URL