Also remove the contributors list from about-foundkey (renamed from
about-misskey).
Some comments that referenced Misskey were also translated to English.
Closes: #141
* New translations ja-JP.yml (Turkish)
* New translations ja-JP.yml (Turkish)
* New translations ja-JP.yml (Turkish)
* New translations ja-JP.yml (Turkish)
* New translations ja-JP.yml (French)
* New translations ja-JP.yml (French)
* New translations ja-JP.yml (Indonesian)
* New translations ja-JP.yml (Indonesian)
* New translations ja-JP.yml (Indonesian)