Initial revision of sssd pytest framework
    
    sssd-testlib: library containing shared functions to automtate
    sssd using pytest
    
    Basic Multihost test cases.
    
    Note: Multihost test cases can only be run inside Red Hat network
    currently.
    
    Minor fixes and rebased code from current downstream.
    Minor fixes to basic sanity tests
    Modify sssd-testlib and add new basic testcases.
    Minor fixes to Documentation,
    Add html Documentation.
    Minor fixes based on review comments
    Add fixes specified by devel
    Remove static html pages
    Remove whitelines
    
    copr: https://copr.fedorainfracloud.org/coprs/mrniranjan/sssd-testlib/
    
    Signed-off-by: Niranjan M.R <mrniranjan@redhat.com>
    
    Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com>