Style tweaks: add In-page footnote font size and fix-up tweaks
Style tweaks: add In-page footnote font size and fix-up tweaks

Should help fixing many footnotes text size and layout issues
without having to hack a Book style tweak.

Frenzie/koreader,NiLuJe/koreader,poire-z/koreader,Frenzie/koreader,poire-z/koreader,NiLuJe/koreader,koreader/koreader,koreader/koreader