addressing review comments

Author: lonnieezell

app/Config/Hostnames.php

@@ -35,7 +35,6 @@ class Hostnames
         'com.bd', 'net.bd', 'org.bd', 'ac.bd', 'gov.bd', 'mil.bd',
         'com.ar', 'net.ar', 'org.ar', 'gov.ar', 'edu.ar', 'mil.ar',
         'gob.cl', 'com.pl', 'net.pl', 'org.pl', 'gov.pl', 'edu.pl',
-        'poznan.pl', 'krakow.pl', 'wroclaw.pl', 'gdansk.pl', 'slask.pl', 'warszawa.pl',
         'co.ir', 'ac.ir', 'org.ir', 'id.ir', 'gov.ir', 'sch.ir', 'net.ir',
     ];
 }

user_guide_src/source/helpers/url_helper.rst

@@ -373,6 +373,9 @@ The following functions are available:
 
     .. literalinclude:: url_helper/027.php
 
+    You can customize the list of known two-part TLDs by adding them to the
+    ``Config\Hostnames::TWO_PART_TLDS`` array.
+
 .. php:function:: prep_url([$str = ''[, $secure = false]])
 
     :param  string   $str: URL string