Replace `emulate -L` with `local_options`
Replace `emulate -L` with `local_options`

See http://zsh.sourceforge.net/Doc/Release/Shell-Builtin-Commands.html.
`emulate -L` sets `LOCAL_OPTIONS`, `LOCAL_PATTERNS` and `LOCAL_TRAPS` as
well, but `setopt local_options` is enough.

yous/lime