1. Timer module for timing things. Should've done this a while ago.
2. WPA handshake attack outputs # of clients, lists all clients, has countdown
3. WPA Handshake Attack deauths all clients at the same time.
4. Fixed bug where WPA handshake attack never timed out. Fixes#23
5. WPA Cracking via aircrack-ng shows percentage & ETA.
6. Mild refactoring / cleanup of AttackWPA module.
