Add aknowledgement to jibiki in Readme

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

2eb9f09

Add aknowledgement to jibiki in Readme

README.md

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| [RadK](https://www.edrdg.org/krad/kradinf.html) | EDRDG | CC-BY-SA 3.0 | Provides kanji by radical lookup |
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| [KanjiDic](https://www.edrdg.org/wiki/index.php/KANJIDIC_Project) | EDRDG | CC-BY-SA 3.0 | Currently used only in combination with RadK |
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| [Wadoku](https://wadoku.de) | Wadoku | [Non-commercial license](https://www.wadoku.de/wiki/display/WAD/Wadoku.de-Daten+Lizenz) | Provides the main search function |
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| [Jibiki](https://jibiki.fr) | Jibiki | CC-0 | Provides the main search function |
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Contributing