v0.2-3

Improvements

• Print methods for "PlackettLuce" and "summary.PlacketLuce" objects now respect options("width").

Changes in Behaviour

• fitted always returns n which is now weighted count of rankings (previously only returned unweighted count with argument aggregate = TRUE).

Bug fixes

• Correct vcov for weighted rankings of more than two items.
• Enable AIC.pltree to work on "pltree" object with one node.