Strip or map Unicode

I. Lvg Command:

shell> lvg -f:q8 -F:1:2

II. Test Cases:

ɑ-Best™|alpha-Best
“Quote”|Quote
⅝|
Déjà Vu|Dj Vu
Evolène ©2002|Evolne 2002
2½ hours|2 hours
Heavenly Bathrobes®|Heavenly Bathrobes
Paratyphoïde, sans précision|Paratyphode, sans prcision
Syndrome de Gougerot-Sjögren|Syndrome de Gougerot-Sjgren
Lèpre tuberculoïde spælsau ©2005|Lpre tuberculode splsau 2005
anti-α5β1 integrin|anti-alpha5beta1 integrin
Princess Mary’s Royal Air Force Nursing Service (PMRAFNS)|Princess Marys Royal Air Force Nursing Service (PMRAFNS)
Light Infusion Therapy™|Light Infusion Therapy
Zadaxin™|Zadaxin
Xigris®|Xigris
©2002 College of American Pathologists|2002 College of American Pathologists
Btu (59 °F)|Btu (59 F)
calorie (15 °C)|calorie (15 C)
diacritics|diacritics
ligatures|ligatures
spælsau|splsau
SPÆLSAU|SPLSAU