TimeTable Lite

Invalid date

- fc fix
- power consumption fixed (only for widgets updating and application, the reminder function and on/off vibration/silent mode function use the resources even in sleep, otherwise they would not make sense)
- time pickers changed on 24-hour format
- fixed bug vibrate/silent mode, now it does not prevent the manual selection mode when the function is on
- fixed bug with copy button
- slightly increase the recognition area to select the time of lessons