Filecoin / eGLD support

Filecoin support (#21)

* Filecoin support

* Filecoin support

* Revert non-filecoin changes

* Extra tests, testability, coverage

* Test update

* Test, coverage

* Extra test

* Rename typ

Co-authored-by: Catenocrypt <catenocrypt@users.noreply.github.com>

v1.0.8: Rework ZCash support (#19)

* Remove Solana test duplicates.

* ZCash: Factor out Base58Address.

* Add tests

* Refactor Base58Address for no-prefix case

* Tezos uses Base58Address

* Tron uses Base58Address

* Ontology uses Base58Address

* Use opcode format for bytes data

* compile fix

* Formatting only

* Bitcoin uses Base58Address

* Bitcoin: Multi-byte prefixes

* ZCash is also a bitcoin fork.

* Bitcon.go, coverage+

* Base58Address cleanup (coverage).

* Add back lost ZCash tests

* Keep only one error in Base58/Bech32 decode case.

Co-authored-by: Catenocrypt <catenocrypt@users.noreply.github.com>

Polkadot Support

Merge pull request #16 from catenocrypt/polkadot

Add Polkadot support

v1.0.6: Move CI to actions (#12)

* Create ci.yml
* update readme badge and remove travis