Ruby text support

[Kees-van-Beilen]

Some languages, mostly Asian, have a typographical form where annotations are written above / below / next to characters or words. This behaviour is pretty hard to implement by yourself as there are many pitfalls. Ruby is also sometimes used as a form of annotation when the meaning of a character/word cannot be extrapolated from the context.

I 'dont know what the best way would be to implement this but there is a unicode specification that some editors use: unicode spec