Move ICU headers from public/{common,i18n} to source/{common,i18n}

public/common/unicode/std_string.h

Index: public/common/unicode/std_string.h
diff --git a/public/common/unicode/std_string.h b/public/common/unicode/std_string.h
deleted file mode 100644
index dd43b745a00c5345ae981126fb292368ee72be35..0000000000000000000000000000000000000000
--- a/public/common/unicode/std_string.h
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
-*******************************************************************************
-*
-*   Copyright (C) 2009-2010, International Business Machines
-*   Corporation and others.  All Rights Reserved.
-*
-*******************************************************************************
-*   file name:  std_string.h
-*   encoding:   US-ASCII
-*   tab size:   8 (not used)
-*   indentation:4
-*
-*   created on: 2009feb19
-*   created by: Markus W. Scherer
-*/
-
-#ifndef __STD_STRING_H__
-#define __STD_STRING_H__
-
-/**
- * \file 
- * \brief C++ API: Central ICU header for including the C++ standard <string>
- *                 header and for related definitions.
- */
-
-#include "unicode/utypes.h"
-
-/**
- * \def U_HAVE_STD_STRING
- * Define whether the standard C++ (STL) <string> header is available.
- * @internal
- */
-#ifndef U_HAVE_STD_STRING
-#define U_HAVE_STD_STRING 1
-#endif
-
-#if U_HAVE_STD_STRING
-
-#include <string>
-
-/**
- * \def U_STD_NS
- * Define the namespace to use for standard C++ (STL) classes.
- * Either std or empty.
- * @draft ICU 4.2
- */
-
-/**
- * \def U_STD_NSQ
- * Define the namespace qualifier to use for standard C++ (STL) classes.
- * Either std:: or empty.
- * For example,
- *   U_STD_NSQ string StringFromUnicodeString(const UnicodeString &unistr);
- * @draft ICU 4.2
- */
-
-/**
- * \def U_STD_NS_USE
- * This is used to specify that the rest of the code uses the
- * standard (STL) namespace.
- * Either "using namespace std;" or empty.
- * @draft ICU 4.2
- */
-#ifndef U_STD_NSQ
-#   if U_HAVE_NAMESPACE
-#       define U_STD_NS std
-#       define U_STD_NSQ U_STD_NS::
-#       define U_STD_NS_USE using namespace U_STD_NS;
-#   else
-#       define U_STD_NS
-#       define U_STD_NSQ
-#       define U_STD_NS_USE
-#   endif
-#endif
-
-#endif  // U_HAVE_STD_STRING
-
-#endif  // __STD_STRING_H__