Add simpler to use function check_is_translatable to autotranslater

src/NodaTimeAutotranslater.php

@@ -37,6 +37,26 @@ final class NodaTimeAutotranslater {
      * @return string
      */
 
+    /**
+     * Checks if a time is translatable and returns an appropriate bool for easier
+     * interfacing than through self::check_translatability.
+     *
+     * @param string $zeit_beginn          Beginn year.
+     * @param string $zeit_ende            End year.
+     * @param string $zeit_zaehlzeit_monat Counting time month.
+     *
+     * @return boolean
+     */
+    public function check_is_translatable(string $zeit_beginn, string $zeit_ende, string $zeit_zaehlzeit_monat):bool {
+
+        if (self::check_translatability($zeit_beginn, $zeit_ende, $zeit_zaehlzeit_monat) === NodaTimeAutotranslaterStatus::NOT) {
+            return false;
+        }
+
+        return true;
+
+    }
+
     /**
      * Checks if a time is translatable.
      * Translatable times have either a counting time day and month or at least a month.