Fix error in call to NewIterator function

Change number of args passed to NewIterator in print function to reflect changes in the goleveldb project.
Merge branch 'goleveldb_fix' into develop
Merge branch 'release/0.3.0' into develop
Merge branch 'develop' of https://github.com/james-c/eth-go into james-c-develop

Conflicts:
	ethdb/database.go
Merge branch 'hotfix/0.3.1' into develop
Merge branch 'master' into develop
Rename .travil.yml to .travis.yml
Merge pull request #10 from mquandalle/patch-1

Rename .travil.yml to .travis.yml
Partially refactored server/txpool/block manager/block chain

The Ethereum structure now complies to a EthManager interface which is
being used by the tx pool, block manager and block chain in order to
gain access to each other. It's become simpeler.
TODO: BlockManager => StateManager
Merge branch 'develop' of github.com-obscure:ethereum/eth-go into develop
Renamed block manager to state manager
Removed comments
Added miner state
Removed comments
No longer dev
Add DNS Bootstrapping
Fix Whitespace
Small Optimization on port
gofmt -w ethereum.go
Wip keychains