Revert "tinyxml: added missing patch, yet again"

This reverts commit deb9561d3d1c8b8a3acbf30e964e9c2b645708e9.

tinyxml/entity.patch

@@ -1,64 +0,0 @@
-? entity.patch
-Index: tinyxml.cpp
-===================================================================
-RCS file: /cvsroot/tinyxml/tinyxml/tinyxml.cpp,v
-retrieving revision 1.105
-diff -u -r1.105 tinyxml.cpp
---- tinyxml.cpp	5 Jun 2010 19:06:57 -0000	1.105
-+++ tinyxml.cpp	19 Jul 2010 21:24:16 -0000
-@@ -57,30 +57,7 @@
- 	{
- 		unsigned char c = (unsigned char) str[i];
- 
--		if (    c == '&' 
--		     && i < ( (int)str.length() - 2 )
--			 && str[i+1] == '#'
--			 && str[i+2] == 'x' )
--		{
--			// Hexadecimal character reference.
--			// Pass through unchanged.
--			// &#xA9;	-- copyright symbol, for example.
--			//
--			// The -1 is a bug fix from Rob Laveaux. It keeps
--			// an overflow from happening if there is no ';'.
--			// There are actually 2 ways to exit this loop -
--			// while fails (error case) and break (semicolon found).
--			// However, there is no mechanism (currently) for
--			// this function to return an error.
--			while ( i<(int)str.length()-1 )
--			{
--				outString->append( str.c_str() + i, 1 );
--				++i;
--				if ( str[i] == ';' )
--					break;
--			}
--		}
--		else if ( c == '&' )
-+		if ( c == '&' )
- 		{
- 			outString->append( entity[0].str, entity[0].strLength );
- 			++i;
-Index: xmltest.cpp
-===================================================================
-RCS file: /cvsroot/tinyxml/tinyxml/xmltest.cpp,v
-retrieving revision 1.89
-diff -u -r1.89 xmltest.cpp
---- xmltest.cpp	5 Jun 2010 17:41:52 -0000	1.89
-+++ xmltest.cpp	19 Jul 2010 21:24:16 -0000
-@@ -1340,6 +1340,16 @@
- 		}*/
- 	}
- 
-+	#ifdef TIXML_USE_STL
-+	{
-+		TiXmlDocument xml;
-+		xml.Parse("<foo>foo&amp;#xa+bar</foo>");
-+		std::string str;
-+		str << xml;
-+		XmlTest( "Entity escaping", "<foo>foo&amp;#xa+bar</foo>", str.c_str() );
-+	}
-+	#endif
-+
- 	/*  1417717 experiment
- 	{
- 		TiXmlDocument xml;