Simplified logging and fix BINKP issue when receiving less than the blksize

app/Classes/File/Item.php

@@ -15,6 +15,8 @@ use League\Flysystem\UnreadableFileException;
  */
 class Item
 {
+	private const LOGKEY = 'I--';
+
 	protected const IS_PKT			= (1<<1);
 	protected const IS_ARC			= (1<<2);
 	protected const IS_FILE			= (1<<3);