Add aknowledgement to jibiki in Readme

Julien LepillerThu Jun 25 17:03:57+0200 2020

2eb9f09

nani/app/furiganatextview/src/androidTest/java
namelast commitdate
eu/Switch to AndroidXSat Apr 25 23:54:54+0200 2020
se/Add furiganaMon Apr 15 20:09:48+0200 2019