Merge branch 'unhidden-git'

It has been reported that core.hideDotFiles=false stopped working...
This topic branch fixes it.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

t/t0001-init.sh

@@ -453,6 +453,18 @@ test_expect_success 're-init from a linked worktree' '
 	)
 '
 
+test_expect_success MINGW 'core.hidedotfiles = false' '
+	git config --global core.hidedotfiles false &&
+	rm -rf newdir &&
+	(
+		unset GIT_DIR GIT_WORK_TREE GIT_CONFIG
+		mkdir newdir &&
+		cd newdir &&
+		git init
+	) &&
+	! is_hidden newdir/.git
+'
+
 test_expect_success MINGW 'redirect std handles' '
 	GIT_REDIRECT_STDOUT=output.txt git rev-parse --git-dir &&
 	test .git = "$(cat output.txt)" &&