Initializes Zsh prompt themes.
Images of various themes can be found on the wiki.
A list of available themes can be found by running prompt -l.
To get help for a given theme, run prompt -h <theme_name>.
To immediately switch the theme, simply run prompt <theme_name>.
Set your default theme with the following zstyle. Additional theme-specific parameters can be defined too:
zstyle ':zim:prompt' theme 'elite' 'cyan' 'blue'