Merge branch 'jk/symlinked-dotgitx-cleanup'

Various test and documentation updates about .gitsomething paths that are symlinks. * jk/symlinked-dotgitx-cleanup: docs: document symlink restrictions for dot-files fsck: warn about symlinked dotfiles we'll open with O_NOFOLLOW t0060: test ntfs/hfs-obscured dotfiles t7450: test .gitmodules symlink matching against obscured names t7450: test verify_path() handling of gitmodules t7415: rename to expand scope fsck_tree(): wrap some long lines fsck_tree(): fix shadowed variable t7415: remove out-dated comment about translation