maintain updated list of archived xtext releases

Signed-off-by: Christian Dietrich <christian.dietrich@itemis.de>
Change-Id: I8a52a800ea405ab9bce33187cc143f22dcfb6b16
diff --git a/downloads/extras-xtext.php b/downloads/extras-xtext.php
index 3175d79..480ad98 100644
--- a/downloads/extras-xtext.php
+++ b/downloads/extras-xtext.php
@@ -1,14 +1,48 @@
 <?php
 // archived releases
 $oldrels = array(
+	"2.24.0" => "202011301016",
+	"2.23.0" => "202008310926",
+	"2.22.0" => "202006021533",
+	"2.21.0" => "202003021509",
+	"2.20.0" => "201912021256",
+	"2.19.0" => "201909021322",
+	"2.18.0" => "201906031516",
+	"2.17.0" => "201903041445",
+	"2.16.0" => "201812031555",
+	"2.15.0" => "201809161232",
+	"2.14.0" => "201805230937",
+	"2.13.0" => "201710200920",
+	"2.12.0" => "201705191412",
+	"2.11.0" => "201702010242",
+	"2.10.0" => "201605250459",
+	"2.9.1" => "201512180746",
+	"2.9.0" => "201512010527",
+	"2.8.3" => "201506010551",
+	"2.8.2" => "201504100559",
+	"2.8.1" => "201503230617",
+	"2.8.0" => "201503090534",
+	"2.7.3" => "201411190455",
+	"2.7.2" => "201409160908",
+	"2.7.1" => "201409090713",
+	"2.7.0" => "201409021032",
+	"2.6.2" => "201407030533",
+	"2.6.1" => "201406120726",
+	"2.6.0" => "201405210727",
+	"2.5.4" => "201404100756",
+	"2.5.3" => "201402240820",
 	"2.5.2" => "201402120812",
 	"2.5.1" => "201402030714",
 	"2.5.0" => "201312110906",
 	"2.4.2" => "201306120542",
 	"2.4.1" => "201304180855",
+	"2.4.0" => "201303201134",
+	"2.3.1" => "201208210947",
 	"2.3.0" => "201206120633",
 	"2.2.0" => "201112071226",
+	"2.1.1" => "201111141332",
 	"2.1.0" => "201111010612",
+	"2.0.1" => "201108020636",
 	"2.0.0" => "201106070531",
 	"1.0.1" => "201008251220",
 	"1.0.0" => "201006170321",