HDWallet: move test vectors to fixtures
Merge pull request #193 from dcousens/hdtests

HDWallet: move test vectors to fixtures
hdwallet: remove fromHex, add better tests for edge cases
Merge pull request #194 from coinpunk/hdcleanups

Remove fromHex, tests for edge case fromBuffer errors
package.json: add support for continuous coverage reporting
Merge pull request #195 from coinpunk/addcoveralls

Add support for continuous coverage reporting