TranslatorJapaneseEn and TranslatorKoreanEn converted to UTF-8

Actually, the translator_je.h and translator_ke.h use only ASCII
characters. The idLanguageCharset() just returns "utf-8" now.
The TranslatorDecoder not used for the translator classes.

src/language.cpp

@@ -21,7 +21,6 @@
 #include "language.h"
 #include "lang_cfg.h"
 #include "translator.h"
-#include "translatordecoder.h"
 #include "translator_en.h"
 #if !defined(ENGLISH_ONLY)
 #include "translator_adapter.h"
@@ -231,7 +230,7 @@ bool setTranslator(const char *langName)
 #ifdef LANG_JE
   else if (L_EQUAL("japanese-en"))
   {
-    theTranslator=new TranslatorDecoder(new TranslatorJapaneseEn);
+    theTranslator=new TranslatorJapaneseEn;
   }
 #endif
 #ifdef LANG_ES
@@ -285,7 +284,7 @@ bool setTranslator(const char *langName)
 #ifdef LANG_KE
   else if (L_EQUAL("korean-en"))
   {
-    theTranslator=new TranslatorDecoder(new TranslatorKoreanEn);
+    theTranslator=new TranslatorKoreanEn;
   }
 #endif
 #ifdef LANG_RO

src/translator_je.h

@@ -41,14 +41,7 @@ class TranslatorJapaneseEn : public TranslatorEnglish
     /*! returns the name of the package that is included by LaTeX */
     virtual QCString idLanguageCharset()
     {
-      //if (Config_getBool("USE_WINDOWS_ENCODING"))
-      //{
-      //  return "Shift_JIS";
-      //}
-      //else
-      //{
-        return "euc-jp";
-      //}
+        return "utf-8";
     }
     virtual QCString trRTFansicp()
     {

src/translator_ke.h

@@ -40,7 +40,7 @@ class TranslatorKoreanEn : public TranslatorEnglish
     /*! returns the name of the package that is included by LaTeX */
     virtual QCString idLanguageCharset()
     {
-		return "euc-kr";
+      return "utf-8";
     }
     virtual QCString trRTFansicp()
     {