Additions

• all: add FSNOTIFY_DEBUG to print debug logs to stderr (#619)

Changes and fixes

• windows: fix behaviour of WatchList() to be consistent with other platforms (#610)

• kqueue: ignore events with Ident=0 (#590)

• kqueue: set O_CLOEXEC to prevent passing file descriptors to children (#617)

• kqueue: emit events as "/path/dir/file" instead of "path/link/file" when watching a symlink (#625)

• inotify: don't send event for IN_DELETE_SELF when also watching the parent (#620)

• inotify: fix panic when calling Remove() in a goroutine (#650)

• fen: allow watching subdirectories of watched directories (#621)