FIX INTL-110 remove utf8 BOM

indra/newview/skins/default/xui/zh/strings.xml

-<?xml version="1.0" encoding="utf-8" standalone="yes"?>
+<?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <!-- This file contains strings that used to be hardcoded in the source.
      It is only for those strings which do not belong in a floater.
      For example, the strings used in avatar chat bubbles, and strings