FEAT #2684 use PDO

notifications/trunk/batch/batch_tools.php

notifications/trunk/batch/load_process_email_stack.php

notifications/trunk/batch/load_process_event_stack.php

notifications/trunk/batch/load_stack_letterbox_alerts.php

notifications/trunk/batch/process_email_stack.php

notifications/trunk/batch/process_event_stack.php

notifications/trunk/batch/stack_letterbox_alerts.php

notifications/trunk/class/class_schedule_notifications.php

notifications/trunk/class/events_controler.php

notifications/trunk/class/notifications_controler.php

notifications/trunk/diffusion_types/contact.php

notifications/trunk/diffusion_types/copy_list.php

notifications/trunk/diffusion_types/copy_list_sample.php

notifications/trunk/diffusion_types/dest_user.php

notifications/trunk/diffusion_types/dest_user_sample.php

notifications/trunk/diffusion_types/entity.php

notifications/trunk/diffusion_types/group.php

notifications/trunk/diffusion_types/note_copy_list.php

notifications/trunk/diffusion_types/note_dest_user.php

notifications/trunk/diffusion_types/user.php