Fix position issue of stext. Sometime, stext does not show at correct position. After some study, it is caused by a typo in the code of create scaled font (make_scaled_font_face()). The typo causes a fault in compute transform matrix for scale fonts.

#ifndef _APP_H
#define _APP_H
typedef struct {
	mb_animated_menu_t *m;
}MyAppData;

extern void MyApp_InitContent(mbaf_t *app,int argc, char *argv[]);

void myselect_callback(mb_animated_menu_t *m, int select);
#endif