Track your contacts and notice periods.

- Get notified on notice period end

- flexible alarm time

- contracts with start/end date

and categories

- sync with your calendar

- show corresponding contact

READ_CONTACTS permission is used to assign a contact to your contract, which is shown in the notification.

*_CALENDAR permissions are used for calendar synchronization.

SEND EMAIL TO GUEST is implied by WRITE_CALENDAR permission and IS NOT USED!

TODO:
- more notification features
- filtering
- Widget
- statistics (time, pricing)

此版本中的新功能：- removed advertising

- removed Internet permission

- fixed contact assignment, if contacs id changed

- some ui improvements

- custom categories

- other minor bugfixes

- A2SD support (with limited notification functions!)