[NEWS] add v0.6 release (#4558)
authorYizhi Liu <liuyizhi@apache.org>
Thu, 26 Dec 2019 04:31:22 +0000 (20:31 -0800)
committerTianqi Chen <tqchen@users.noreply.github.com>
Thu, 26 Dec 2019 04:31:22 +0000 (20:31 -0800)
commit1900041447cc7fd4f23a857c4839acbf74cd890c
tree1f0f9ab0e780769ed0c06488a4211943d8223b5d
parent949c4d27efdace391df50c274a1df439b6b32bb7
[NEWS] add v0.6 release (#4558)

* [NEWS] add v0.6 release

* remove link prefix

* fix issue number
NEWS.md