nit: Fix phpdoc inconsistency and unreachable statement

TysonAndre · TysonAndre · commit 038ca6550ef3 · 2017-10-21T13:19:30.000-07:00
(detected by static analysis)
diff --git a/PluralizationRules.php b/PluralizationRules.php
@@ -71,7 +71,6 @@ public static function get($number, $locale)
             case 'vi':
             case 'zh':
                 return 0;
-                break;
 
             case 'af':
             case 'bn':
