Fix #13130 - concatenation of dense and sparse should be sparse.#15172

Merged

tkelman merged 2 commits intoJuliaLang:masterfrom pkofod:master

May 20, 2016

+204-167

Commits on May 19, 2016

Fix JuliaLang#13130 such that concatenation of sparse and dense is sparse.
pkofod
committed

Commits on May 20, 2016

Change deprecated Array(T, dims...) to Array{T}(dims...) in /base/sparse/.
pkofod
committed