SCH: Updated leafref-related stuff.
SCH: Updated leafref-related stuff.

mbj4668/pyang,kspviswa/pyang,krvinay123/test,kspviswa/pyang,davidegurgone/pyang,acidjunk/pyang,brenoah/pyang,krvinay123/test,vkosuri/pyang,mbj4668/pyang,vkosuri/pyang,acidjunk/pyang,jgatkinsn/pyang,jgatkinsn/pyang,davidegurgone/pyang,brenoah/pyang