Password Manager

Invalid date

1. Better French translations thanks to Raph Zanon.
2. Auto logout when screen turns off. This can be changed from settings.
3. Better security. Need to enter password while importing the database from SD card. The password must match the password present in database file that needs to be imported.
4. Auto Backup after adding new entry. This can be changed from settings.
5. New theme
6. No need to signup again if the exported file is found.
7. Minor other fixes