- Added new constants PGSQL_BYTEA_TYPE, CRYPT_CONF_PASSWORDS, CRYPT_CAST, CRYPT_PASSWORD_NAME, CRYPT_SELECT_TEMPLATE, CRYPT_WHERE_TEMPLATE and CRYPT_WRITE_TEMPLATE to application/core/DB_Model.php
- Added new optional parameter encryptedColumns to application/core/DB_Model insert, update, load, loadWhere, execQuery, execReadOnlyQuery and _toPhp
- Added new private methods _addEncrypt, _addDecryptQuery and _addDecryptLoad to application/core/DB_Model.php
- core/DB_Model: now it is possible to provide the encryptedColumns parameter to specify which columns of a database table are encrypted, how to cast them and which password to use to decrypt them
- Adapted application/models/system/PersonLog_model.php
- Added new core controller called Auth_Controller that extends FHC_Controller and manage the authentication
- All the controllers that were extending the CI_Controller now they extend the FHC_Controller
- All the controllers that were extending the FHC_Controller now they extend the Auth_Controller
- Added the method isAllowed to the FiltersLib to check if the authenticated user has the required permissions
- FilterWidget and controller Filters are using the method isAllowed from the FiltersLib