Add option to hide notices of level STATUS_NOTICE in main MDConsole

This is managed using a public static variable MDConsole::$verbose

src/MDConsole.php

@@ -28,6 +28,9 @@ final class MDConsole {
     const CONSOLE_LOG_USED_RESOURCES_ENABLED = 1;
     const CONSOLE_LOG_USED_RESOURCES_DISABLED = 0;
 
+    /** @var boolean */
+    public static $verbose = true;
+
     /**
      * Prints a headline.
      *
@@ -86,6 +89,8 @@ final class MDConsole {
      */
     final public static function write(string $context, int $level = self::STATUS_NOTICE, int $editedNo = 0, string $additionalNote = "", string $link = ""):void {
 
+        if (self::$verbose === false and $level === self::STATUS_NOTICE) return;
+
         // Get parts for generating the message to log.
         $additionalNote = \strtr($additionalNote, ["ä" => "ae", "ö" => "oe", "ü" => "ue"]);
         $date = \date("H:i:s");    // Get current date & time.