Only do init once for Armenian transliteration

translit/armenian.go

@@ -4,7 +4,9 @@ import (
 	"strings"
 )
 
-type ArmenianTranslit struct{}
+type ArmenianTranslit struct {
+	initComplete bool
+}
 
 var armenianMap = []string{
 	"աու", "au",
@@ -121,6 +123,7 @@ var armenianMap = []string{
 }
 
 func (at *ArmenianTranslit) Init() {
+	if !at.initComplete {
 		lower := armenianMap
 		for i, val := range lower {
 			if i%2 == 1 {
@@ -131,6 +134,8 @@ func (at *ArmenianTranslit) Init() {
 				armenianMap = append(armenianMap, capital, strings.Title(armenianMap[i+1]))
 			}
 		}
+		at.initComplete = true
+	}
 }
 
 func (at *ArmenianTranslit) Transliterate(s string) string {