Merge tag 'v19.4.12' into 20.0

app/Mage.php

@@ -217,7 +217,7 @@ public static function getOpenMageVersion()
      */
     public static function getOpenMageVersionInfo()
     {
-        $majorVersion = 19;
+        $majorVersion = 20;
 
         /**
          * This code construct is to make merging for forward porting of changes easier.
@@ -236,9 +236,9 @@ public static function getOpenMageVersionInfo()
         }
 
         return array(
-            'major'     => '20',
-            'minor'     => '0',
-            'patch'     => '7',
+            'major'     => '19',
+            'minor'     => '4',
+            'patch'     => '12',
             'stability' => '', // beta,alpha,rc
             'number'    => '', // 1,2,3,0.3.7,x.7.z.92 @see https://semver.org/#spec-item-9
         );