Fixes #4114 - Better file inspector corruption warning message

Now advises admins to reupload using binary mode if the admin uploads
files with FTP

e107_handlers/e107_class.php

@@ -1627,6 +1627,7 @@ class e107
                 "File Inspector will be inoperative. " .
                 "Resolve this issue by uploading a good copy of the core image to " .
                 escapeshellarg($fileInspectorPath) . ". " .
+                "If uploading with FTP, use binary transfer mode. " .
                 "Error message: " .
                 $e->getMessage()
             );