Ranked pairs#5

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salamb wants to merge 3 commits intoPrefPy:masterfrom

salamb:RankedPairs

Commits on Dec 10, 2016

Basic implementation of ranked Pairs
salamb
committed
added edge preference functionality, more comments, pruned redundant code, and added two testcases.

huangl6
authored and
salamb
committed
Implemented getting one ranked pair winner or all possible ranked pair winners
salamb
committed