Allow for origin/tagline/tearline can have UTF8 chars, show # messages in packets

app/Models/Echomail.php

@@ -24,6 +24,9 @@ final class Echomail extends Model implements Packet
 	private const cast_utf8 = [
 		'subject',
 		'msg',
+		'origin',
+		'tearline',
+		'tagline',
 	];
 
 	protected $dates = ['datetime'];