Map Unicode to ASCII

I. Lvg Command:

shell> lvg -f:q1 -F:1:2

II. Test Cases:

⅝|5/8
×|*
ʼn|n
Ƅ|6
ƅ|6
Ƨ|2
ƨ|2
ƻ|2
Ƽ|5
ƽ|5
ɡ|g
І|I
һ|h
⅓|1/3
⅔|2/3
←|<-
→|->