Add support for searching with Chinese pinyin input

[supermanmsc]

I am a Chineses, when i use listary i can use first letter of my destination Chinese vocabulary as the search key words. And i can't do so things in fsearch.

[cboxdoerfer]

I need more information about this, is this about pinyin input? If so I don't think I'm able to support it anytime soon, unless it's easy and quick to implement. But of course I'm welcoming pull requests if someone wants to work on it.