New Features

• vi and emacs input mode
• rebased to the rustyline crate, which makes faster speed and more fluent typing experience
• add an indicator to show whether the suggested module runs with arguments
• add options to color all prefixes or desc at once
• customizable option for esc keypress to quit the program; good for vi mode implementation
• customizable place holder color
• add wiki, which is open for passerby to edit
• no more modified rust crates, which makes the codes more maintanable
• quick patch to fix bugs around ascii colored prefix setting

Breaking Change

• up/down arrow selection of prefixes is removed, as it's trivial to implement with the new code base and not often used by myself
• as gone its related config options like scroll_up/down_prefixes, highlighted_prefix, etc.