ReaderConfig: bind touch event listener range with widget dimen
ReaderConfig: bind touch event listener range with widget dimen

So we only need to change widget dimen on SetDimensions event

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