Trim ICU data to reduce the download size/memory usage

icu52/source/data/curr/en_GB.txt

 // ***************************************************************************
 // *
 // * Copyright (C) 2013 International Business Machines
 // * Corporation and others. All Rights Reserved.
 // * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
 // * Source File: <path>/common/main/en_GB.xml
 // *
 // ***************************************************************************
 en_GB{
     %%Parent{"en_001"}
     Currencies{
         AUD{
             "AU$",
             "Australian Dollar",
         }
         BRL{
             "R$",
             "Brazilian Real",
         }
-        BYB{
-            "BYB",
-            "Belarusian New Rouble (1994–1999)",
-        }
         BYR{
             "BYR",
             "Belarusian Rouble",
         }
         CAD{
             "CA$",
             "Canadian Dollar",
         }
         CNY{
             "CN¥",
             "Chinese Yuan",
         }
         EUR{
             "€",
             "Euro",
         }
         GBP{
             "£",
             "British Pound",
         }
         HKD{
             "HK$",
             "Hong Kong Dollar",
         }
-        ILR{
-            "ILR",
-            "Israeli Shekel (1980–1985)",
-        }
         ILS{
             "₪",
             "Israeli New Shekel",
         }
         INR{
             "₹",
             "Indian Rupee",
         }
         KRW{
             "₩",
@@ skipping 16 matching lines @@
             "Mexican Peso",
         }
         NZD{
             "NZ$",
             "New Zealand Dollar",
         }
         RUB{
             "RUB",
             "Russian Rouble",
         }
-        RUR{
-            "RUR",
-            "Russian Rouble (1991–1998)",
-        }
         SCR{
             "SCR",
             "Seychelles Rupee",
         }
         THB{
             "฿",
             "Thai Baht",
         }
         TJR{
             "TJR",
@@ skipping 30 matching lines @@
         XPF{
             "CFPF",
             "CFP Franc",
         }
         XXX{
             "XXX",
             "Unknown Currency",
         }
     }
     CurrencyPlurals{
-        BYB{
-            one{"Belarusian new rouble (1994–1999)"}
-            other{"Belarusian new roubles (1994–1999)"}
-        }
         BYR{
             one{"Belarusian rouble"}
             other{"Belarusian roubles"}
         }
         GBP{
             one{"British pound"}
             other{"British pounds"}
         }
-        ILR{
-            one{"Israeli shekel (1980–1985)"}
-            other{"Israeli shekels (1980–1985)"}
-        }
         ILS{
             one{"Israeli new shekel"}
             other{"Israeli new shekels"}
         }
         LVR{
             one{"Latvian rouble"}
             other{"Latvian roubles"}
         }
         MGA{
             one{"Malagasy ariary"}
             other{"Malagasy ariarys"}
         }
         MWK{
             one{"Malawian kwacha"}
             other{"Malawian kwachas"}
         }
         RUB{
             one{"Russian rouble"}
             other{"Russian roubles"}
         }
-        RUR{
-            one{"Russian rouble (1991–1998)"}
-            other{"Russian roubles (1991–1998)"}
-        }
         SCR{
             one{"Seychelles rupee"}
             other{"Seychelles rupees"}
         }
         TJR{
             one{"Tajikistani rouble"}
             other{"Tajikistani roubles"}
         }
         UZS{
             one{"Uzbekistani som"}
             other{"Uzbekistani som"}
         }
         XAF{
             one{"Central African CFA franc"}
             other{"Central African CFA francs"}
         }
         XOF{
             one{"West African CFA franc"}
             other{"West African CFA francs"}
         }
         XXX{
             one{"(unknown currency)"}
             other{"(unknown currency)"}
         }
     }
     Version{"2.0.92.80"}
 }