Started implementing IterativeFindNode
Iterative Find Node almost done
IterativeFindNode works

Massive refactor due to *Contact lists is in order though
Merge branch 'iterative' of github.com:maxsnew/kademlia-go into iterative
Refactor: epic changes
- changed Bucket.contacts from a list of pointers to a list of Contacts
- BECAUSE A LIST OF PTRS IS JUST ASKING FOR TROUBLE
- btdubs, all tests pass
- if you didn't write tests yet, shit broke for you fo sho
Application performs initial iterative find node

as per spec. Also fixed some output, eliminated dumb logs.