mirrord-protocol 0.2.0

Mirrord protocol crate, used by mirrord client and agent to communicate.
Documentation 
## [Unreleased]

## 0.2.0 - 25/04/2022
### Changed
- Change `ConnectionUnsubscribe` data from `Port` to `ConnectionID`

## 0.1.0 - 25/04/2022
### Changed
- Split messages into Client messages and Daemon messages.
- There's now codec for each side.
- Added new message types

## 0.0.1 - 14/3/2022
Initial release