Added missing ENTITIES="parameter" to the following tests;
pr-xml-euc-jp.xml 
pr-xml-iso-2022-jp.xml
pr-xml-little-endian.xml
pr-xml-shift_jis.xml
pr-xml-utf-16.xml
japanese/pr-xml-utf-8.xml
japanese/weekly-euc-jp.xml
japanese/weekly-iso-2022-jp.xml
japanese/weekly-little-endian.xml
japanese/weekly-shift_jis.xml
japanese/weekly-utf-16.xml
japanese/weekly-utf-8.xml