Added kitsu anime ID mapping

patches/add-kitsu-mapping/add-kitsu-mapping.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/animenotifier/arn"
+	"github.com/fatih/color"
+)
+
+func main() {
+	color.Yellow("Adding kitsu/anime mappings")
+
+	defer color.Green("Finished")
+	defer arn.Node.Close()
+
+	for anime := range arn.StreamAnime() {
+		fmt.Println(anime.ID, anime)
+		anime.SetMapping("kitsu/anime", anime.ID)
+		anime.Save()
+	}
+
+	time.Sleep(time.Second)
+}