Merge pull request #1192 from KJ4ERJ/STLString-free

Free the newly allocated string, not the local buffer

src/zl-util/STLString.cpp

@@ -209,7 +209,7 @@ void STLString::write_var ( cc8* format, va_list args ) {
 	this->append ( buffer );
 
 	if ( buffer != str ) {
-		free ( buffer );
+		free ( str );
 	}
 }