JuliaStats/Distributions.jl — pull request #315 by spencerlyon2 (2014-11-21 14:07:47+00:00)
Title: Update _invwishart_c0 to accept all df <: Real

We were only accepting df <: Float64.

This was more restrictive than the constructors for InverseWishart.

Found this problem when I tried to pass df as an Int64.