add 'make fonts' command that merges additional fonts in resources into fonts pool
add 'make fonts' command that merges additional fonts in resources into fonts pool

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