chore: cherry-pick lg and qna commit to v1.2.2#4915

Merged

boydc2014 merged 2 commits intov1.2.2from cherrypick

Nov 20, 2020

+19-16

Commits on Nov 20, 2020

lazy render qna hidden list item (#4871 )

zhixzhan
authored and
lei9444
committed
fix: lg api use the wrong offset on the original file (#4892 )
lei9444
committed