ICU 56 update step 1

source/data/region/en_AU.txt

 // ***************************************************************************
 // *
-// * Copyright (C) 2014 International Business Machines
+// * Copyright (C) 2015 International Business Machines
 // * Corporation and others. All Rights Reserved.
 // * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
 // * Source File: <path>/common/main/en_AU.xml
 // *
 // ***************************************************************************
 en_AU{
-    %%Parent{"en_GB"}
-    Countries{
-        GS{"South Georgia and the South Sandwich Islands"}
-        HM{"Heard Island and McDonald Islands"}
-        UM{"U.S. Minor Outlying Islands"}
-        VC{"Saint Vincent and the Grenadines"}
-    }
-    CountriesShort{
-        GB{"U.K."}
-        US{"U.S."}
-    }
-    Version{"2.1.8.19"}
+    %%Parent{"en_001"}
+    Version{"2.1.20.4"}
 }