Improve logging system (traces) There are now two trace logging levels: * tracelog_level = 1: Most messages from the log window are written to disk (LPRINT_LOG) * tracelog_level =2: LPRINT_LOG & LPRINT_DEBUG messages are written to disk The trace file name is set with the "tracelog_file" option.

#ifndef __UTF8_H__
#define __UTF8_H__ 1

char *utf8_decode(const char *src);
char *utf8_encode(const char *src);

#endif