regression test to safeguard droid sans fallback
regression test to safeguard droid sans fallback

poire-z/koreader,ashhher3/koreader,noname007/koreader,poire-z/koreader,Frenzie/koreader,NickSavage/koreader,NiLuJe/koreader,frankyifei/koreader,Markismus/koreader,pazos/koreader,NiLuJe/koreader,Hzj-jie/koreader,chihyang/koreader,mihailim/koreader,ashang/koreader,robert00s/koreader,lgeek/koreader,koreader/koreader,chrox/koreader,apletnev/koreader,houqp/koreader,mwoz123/koreader,Frenzie/koreader,koreader/koreader