Add Saraiki (skr) to Names.php

Bug: T171347
Change-Id: I145485b3d94ab2154a7dadbda166b16207f7c21c

RELEASE-NOTES-1.30

@@ -46,6 +46,7 @@ section).
 === Languages updated in 1.30 ===
 
 * Support for kbp (Kabɩyɛ / Kabiyè) was added.
+* Support for skr (Saraiki, سرائیکی) was added.
 
 === External library changes in 1.30 ===
 

languages/data/Names.php

@@ -383,6 +383,8 @@ class Names {
 		'si' => 'සිංහල', # Sinhalese
 		'simple' => 'Simple English', # Simple English
 		'sk' => 'slovenčina', # Slovak
+		'skr' => 'سرائیکی', # Saraiki (multiple scripts - defaults to Arabic)
+		'skr-arab' => 'سرائیکی', # Saraiki (Arabic script)
 		'sl' => 'slovenščina', # Slovenian
 		'sli' => 'Schläsch', # Lower Selisian
 		'sm' => 'Gagana Samoa', # Samoan

languages/messages/MessagesSkr.php

@@ -0,0 +1,11 @@
+<?php
+/** Saraiki (multiple scripts)
+ *
+ * To improve a translation please visit https://translatewiki.net
+ *
+ * @ingroup Language
+ * @file
+ *
+ */
+
+$fallback = 'skr-arab';

languages/messages/MessagesSkr_arab.php

@@ -0,0 +1,13 @@
+<?php
+/** Saraiki (Arabic script) (سرائیکی)
+ *
+ * To improve a translation please visit https://translatewiki.net
+ *
+ * @ingroup Language
+ * @file
+ *
+ */
+
+$fallback = 'ur, pnb';
+
+$rtl = true;