SECRECY: Chiffrez vos fichiers

Aug 17, 2015

! Fixes problems of conflict between update manager and new vault format !

## Translation is not complete yet !!!

- decryption speed is massively improved
- improved memory management (should avoid out of memory errors)
- better encryption algorithm that guarantees better security.
- ability to change vault password
- use of android 5.0 API, works best with your lollipop builds
- backup-restore mechanism