* Use correct return status so that approximate completion isn't broken
* Follow zsh conventions on description forms
* Some options can be used multiple times, e.g. -H, -r, --file-name
* Set completion context correctly for the cache subcommand
* Better completion for --map-syntax argument
* Add --nonprintable-notation option
* Correct some of the mutual exclusion lists for options
Oliver Kiddle
b43d31b75a