Added matrix to condorcet to draw a table of winners vs losers. Also added "points...

[rubyvote] / NEWS

2007-05-04: Condorcet votes can now properly handle votes expressing
equivalency between candidates. Viz. [1, [2, 3], 4] indicates that
options 2 and 3 are equally preferred, both coming after 1 and before 4.

2007-04-22: PureCondorcetVote now returns a one-dimensional array from
its #winners method, rather than an array within an array.