GitLab

* handle subroutine errors
* further specify the type of channel

fix(config) failing test

give

also replace *Datastore with Datastore

Init Fix

chore(bitswap) tidy up bitswap, ledger

chore(deps:go-multiaddr) update to b90678896b52c

procedure is to execute
```
cd my/github.com/jbenet/go-multiaddr
git pull
cd my/github.com/jbenet/go-ipfs
godep update github.com/jbenet/go-multiaddr
```

refactor(bitswap:message) add wrapper for proto

https://github.com/jbenet/go-ipfs/issues/39

vendor dependencies using Godep

dependencies are vendored into Godeps/_workspace and commit versions are
recorded in Godeps.json

update datastore to e89f0511
update go.crypto