Taky

Changed
- Removed dependency on dataclasses (to keep python 3.6 support)

The system administrator's release, aimed at easing deployment of taky, and
improving CI. Officially moving from alpha to beta!

Added
- takyctl can now generate systemd scripts
- dps now supports video URL endpoints
- Object persistence with optional redis backend!
- Preliminary unit testing

Changed
- Greater resillience to malformed COT messages
- Added some unit tests and GitHub automation
- Code structure and documentation improvements

Fixed
- Corrected the DPS url for client->client transfers

The single threaded release! Huge fix for the SSL deadlock! The first really
usable release.

Added
- Optional flag to allows pdb to attach to the COT server
- takyctl can optionally export the .crt/.key files for key generation

Changed
- Code is now single threaded

Fixed
- SSL handshake deadlock

Added
- COT server can optionally log COT messages from the client

Fixed
- Correct the dps path when in a virtualenv
- Fix the followup URL for a client->client upload

Added
- `takyctl setup` builds configurations for deployments

Fixed
- The configuration parser left the port undefined in some scenarios

Fixed
- Uploaded an sdist file to PyPi, oops