Create ConnectionHandler

Used for connecting to end points, and also registering which end points used with the dht node service.
Changed name of ConnectionHandler to Connection
Renamed variable
Updated endpoints url to match the new api
Changed from using FormData
Change post to put
Possible to connect to other peers using the dht service
Implement function to send data to other peers
Merge pull request #3 from rymdjs/feature/connection-handler

Create ConnectionHandler [WIP]