STP-163: re davschne's comment: Rename `preliminaryMethod` with `potentialMethod`
STP-163: re davschne's comment: Rename `preliminaryMethod` with `potentialMethod`

ihmeuw/ihme-ui,ihmeuw/ihme-ui,ihmeuw/beaut,ihmeuw/ihme-ui,ihmeuw/beaut,ihmeuw/beaut