added ability to delete entries. Added MAL RefreshToken Function

SimklFunctions.go

@@ -289,3 +289,30 @@ func (a *App) SimklSearch(aniListAnime MediaList) SimklAnime {
 
 	return result
 }
+
+func (a *App) SimklSyncRemove(anime SimklAnime) bool {
+	url := "https://api.simkl.com/sync/history/remove"
+	var show = SimklShowStatus{
+		Title: anime.Show.Title,
+		Ids: Ids{
+			Simkl:   anime.Show.Ids.Simkl,
+			Mal:     anime.Show.Ids.Mal,
+			Anilist: anime.Show.Ids.AniList,
+		},
+	}
+
+	respBody := SimklHelper("POST", url, show)
+
+	var success SimklDeleteType
+
+	err := json.Unmarshal(respBody, &success)
+	if err != nil {
+		log.Printf("Failed at unmarshal, %s\n", err)
+	}
+
+	if success.Deleted.Shows >= 1 {
+		return true
+	} else {
+		return false
+	}
+}