- Fix an error message on stderr before every prompt when the `WARN_NESTED_VAR` zsh option is set:
`_zsh_highlight_main__precmd_hook:1: array parameter _zsh_highlight_main__command_type_cache set in enclosing scope in function _zsh_highlight_main__precmd_hook`
[#727, #731]
# Changes in version 0.7.1
- Remove out-of-date information from the 0.7.0 changelog.