fix readme (issue #2)
fix readme (issue #2)

Compassのインストールに関する記述を追加

NKMR6194/Umi,sairoutine/Frandre,sairoutine/Frandre,kubosho/Nico,wangjun/Honoka,windyakin/Honoka,tamaina/Chen,tamaina/Chen,iguchi1124/Honoka,raryosu/Rin,wangjun/Honoka,raryosu/Rin,hirolog/Honoka,NKMR6194/Umi,hirolog/Honoka,sairoutine/Frandre,iguchi1124/Honoka,hirolog/Honoka