TODO: 9.5.x

  [x] Push notifications for backup ops
  [x] Prevent edit/delete/restore/perform of a backup while there is another backup being restored or performed
  [x] Remove generate_anon_certificate from nsis and co.
  [] wait for the cores files to be loaded

TODO: 9.6

  [] support for multimedia file in chat messages (with gridfs)

  Encrypted installer
    [x] create a wrapper nsis that contains the real one (encrypted)
    [x] ask for password on start, extract, decrypt and execute the real one
    [x] multi-stage decryption (the key used to encrypt is random and crypted with multiple keys)
    [x] save the password on the db server and don't ask it during upgrade

  Automated Upgrade procedure
    [] auto-distribution and execution of setup-installer on shards and collectors (silent mode)
    [] once the master is updated, it will update the other machines
    [] "scripting file" for complex installation steps
    [] RCSUpgrade service

TODO: 10.x

  Tamper proof audit log
    [] digital signature with timestamp
    [] use capped collection to avoid direct deletion?
    [] private key in the ruby code
    [] use CBC like schema to detect deletion

  Out of band notification to mobile agents
    [] OOB configuration for events
    [] collectors must keep up the connections with agents
    [] collectors must inform db of the status of a client (online status)
    [] queue messages for agents (delivery with ack)

  Filesystem filters
    [] console send "search query" and server reply with ALL the file that matched

  MongoDB
    [] text index may be used to index evidence's keywords (verify perf.)

  advanced multi operation search

TODO: Future versions

  Refactoring on rest methods:
    [] agent (too much logic here)
    [] evidence (too much logic here)

  message quque on entities
    - sort of "inbox" for each entity on what the system performs on it
      the customer can review the messages and acknowledge them

  Social Network Analisys
    [] automatic discovery (and thus suggestion) of groups (communities)
    [] calculate "centrality" on entities
    [] calculate "weight" on entities
    [] read: http://arxiv.org/pdf/1404.1295v1.pdf

  Refactor evidence search filters (Evidence#common_filter, etc.)


IDEAS:

  global target position (http://www.zeit.de/datenschutz/malte-spitz-data-retention)


TODO: Documentation

  [] info filter support lat:12.4,lon:34.4,r:100 or also lat:12.4,lon:34.4

.