Added PRIVKEY_ADDRESS constant for exporting wallet import format.
Added option to get_pubkey() for exporting in Base58
Added get_secret() for exporting key secret in hex or Base58(wallet import format)
Added get_compressed() that indicates whether the key is in compressed format or not.
Initial BIP38 support
non-EC-Multiply encrypt and decrypt work
EC-Multiply make-intermediate and decrypt work. encrypt is not working. no get-confirmation yet.