Change log v1.1.4

• replace CoreEthereum with EthCore 1.0.9

v1.1.1

• Fix missing listSeedAddresses function header

v1.1.0

• Add listing seed adresses

v1.0.10

• Fix JWT signing for HD signer

v1.0.9

• Fix jwt signing to return a dictionary

v1.0.8

• Add support for deleting keys

v1.0.7

• Fix signing with recoverable signatures