Release version 1.0.2

Changelog:
    - Check block height to select the most up to date node provider
    - Improve caching mechanism
    - Remove rest.bitcoin.com from providers list

Release version 1.0.1

Changelog:
    - Fix sending cashtoken to leftover address (#132)

Release 1.0.0

Changelog:
    - Add CashToken support
    - Switch UTXO API provider to Chaingraph
    - Drop Python 3.7 support
    - Fix issue when sending more than one transactions within the same block

Release 0.6.8

The release adds support for CashAddr URIs.

Release 0.6.7

This release includes:
  - Add support for sending to P2SH addresses (starting with a p)
  - Format code with black
  - Enforce coding style with GitHub actions
  - Fix some tests

Release 0.6.6

This release significantly speeds up chained transactions by reusing
HTTP connections.

Release 0.6.4

This release includes:
- Allow larger transactions to be broadcasted
- Fix failing test

Release 0.6.4

This release includes:
- remove Bitcore API
- replace Travis CI with GitHub actions
- allow more customization of API endpoint
  (https://pybitcash.github.io/bitcash/guide/node.html)

Release 0.6.3

This release replaces rest.bitcoin.com with rest1.biggestfan.net as the
former is going down.

Release 0.6.2

This release includes:
- Remove cashaddress dependency
- Allow users to customize the node API endpoints