ICU update to 54 - step 4

source/data/misc/metaZones.txt

Index: source/data/misc/metaZones.txt
diff --git a/source/data/misc/metaZones.txt b/source/data/misc/metaZones.txt
index 73fb2272e263e757e6cbb974b09b394c6693c8a7..939d924162d9b02074640cbfb54f3dde1dbfc576 100644
--- a/source/data/misc/metaZones.txt
+++ b/source/data/misc/metaZones.txt
@@ -405,10 +405,9 @@ metaZones:table(nofallback){
             001{"Indian/Chagos"}
         }
         Indochina{
-            001{"Asia/Saigon"}
+            001{"Asia/Bangkok"}
             KH{"Asia/Phnom_Penh"}
             LA{"Asia/Vientiane"}
-            TH{"Asia/Bangkok"}
         }
         Indonesia_Central{
             001{"Asia/Makassar"}
@@ -1621,11 +1620,11 @@ metaZones:table(nofallback){
             {
                 "America_Eastern",
                 "1970-01-01 00:00",
-                "2014-11-02 06:00",
+                "2015-11-01 06:00",
             }
             {
                 "Atlantic",
-                "2014-11-02 06:00",
+                "2015-11-01 06:00",
                 "9999-12-31 23:59",
             }
         }
@@ -3097,6 +3096,8 @@ metaZones:table(nofallback){
         "Asia:Saigon"{
             {
                 "Indochina",
+                "1975-06-12 16:00",
+                "9999-12-31 23:59",
             }
         }
         "Asia:Sakhalin"{
@@ -3984,6 +3985,13 @@ metaZones:table(nofallback){
                 "New_Zealand",
             }
         }
+        "Pacific:Bougainville"{
+            {
+                "Papua_New_Guinea",
+                "1970-01-01 00:00",
+                "2014-12-27 16:00",
+            }
+        }
         "Pacific:Chatham"{
             {
                 "Chatham",