iota-client 1.4.0

The official, general-purpose IOTA client library in Rust for interaction with the IOTA network (Tangle)
Documentation
# Description of change

Please write a summary of your changes and why you made them. 

## Links to any relevant issues

Be sure to reference any related issues by adding `fixes issue #`.

## Type of change

Choose a type of change, and delete any options that are not relevant.

- Bug fix (a non-breaking change which fixes an issue)
- Enhancement (a non-breaking change which adds functionality)
- Breaking change (fix or feature that would cause existing functionality to not work as expected)
- Documentation Fix

## How the change has been tested

Describe the tests that you ran to verify your changes.

Make sure to provide instructions for the maintainer as well as any relevant configurations.

## Change checklist

Tick the boxes that are relevant to your changes, and delete any items that are not.

- [ ] I have followed the contribution guidelines for this project
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] I have added tests that prove my fix is effective or that my feature works
- [ ] I have checked that new and existing unit tests pass locally with my changes