add variants of SetText() to support types

tinyxml2.cpp

@@ -1270,6 +1270,47 @@ void	XMLElement::SetText( const char* inText )
 	}
 }
 
+
+void XMLElement::SetText( int v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( unsigned v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( bool v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( float v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( double v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
 XMLError XMLElement::QueryIntText( int* ival ) const
 {
     if ( FirstChild() && FirstChild()->ToText() ) {