NetHack Release 3.6.0 Release Tag

NetHack Release 3.6.0 fix for win gui bug

NetHack Release 3.6.0 Release Candidate 4

NetHack Release 3.6.0 Release Candidate 3

NetHack Release 3.6.0 Release Candidate 2

Nethack release NetHack-3.6.0 base

Mark the move to git.