more recent build of GNU coreutils for win32?
Solution 1:
Seems Git for Windows comes with current builds!
http://git-scm.com/download/win
After installation, have a look at C:\Program Files\Git\usr\bin.
Solution 2:
A newer version of coreutils for Windows can also be obtained using msys2.
Currently, the version of coreutils is 8.31:
https://packages.msys2.org/base/coreutils