TODO list.

[IN PROGRESS] Add what is left to do to the TODO list.

DHT:
    [IN PROGRESS] Metadata collection prevention.
    [IN PROGRESS] Hardening against attacks.
    [IN PROGRESS] Optimizing the code.

Lossless UDP:
    [DONE] Increase data send/receive rates.

[IN PROGRESS] Massive IRC like group chats (text only)
    [DONE] networking base.
    [TODO] Syncing chat state between clients (nicknames, list of who is in chat, etc...)
    [TODO] Make clients sign their messages so that peers can't modify them.

[IN PROGRESS] Audio/Video
    [DONE] Capture/encoding/streaming/decoding/displaying
    [IN PROGRESS] Call initiation
    [NOT STARTED] Encryption
    [NOT STARTED] Small group chats
    [NOT STARTED] Push to talk for audio

Friend_requests.c:
    [TODO] What happens when a friend request is recieved needs to be changed.

[IN PROGRESS] File transfers
[NOT STARTED] Offline messaging
[NOT STARTED] Friends list syncing
[IN PROGRESS] IPV6 support
    [DONE] Networking
    [DONE] DHT + Messenger
    [NOT STARTED] Group chats

[IN PROGRESS] GUI (https://github.com/nurupo/ProjectTox-Qt-GUI)
[NOT STARTED] Security audit from professionals