catch possible ValueError when getting contacts and using a non-existing contact to exclude. Added license header
added license header
adding first set of unit tests for kbucket module
license headers unnecessary
normalizing code s/_guid/guid/g
pep8. unit test now passes. OpenBazaar was having issues handling contacts in its DHT
more field renaming to avoid assignment errors
more refactors
Merge branch 'master' into dht-routing-code-normalization
more attribute refactors
more attribute renaming
Orders attributes renaming
PeerConnection, TransportLayer attribute renaming
WebSocketHandler attribute renaming
Merge branch 'master' into dht-routing-code-normalization
Merge pull request #417 from OpenBazaar/dht-routing-code-normalization

Dht routing code normalization