Benten

Server
1. Use latest version of `cwl-format`. This only changes the order of `cwlVersion` and `class`
2. Pin version of `ruamel.yaml` to avoid certain YAML bugs

VS Code client
1. Include auto server code downloading as implemented by tetron

This release implements automatic downloading of Benten server binaries from github releases.

See 103

Please see [Readme](https://github.com/rabix/benten) for detailed description

Fixes
- Documents are once again displayed on hover (101)

[Changelog](https://github.com/rabix/benten/compare/2020.09.28...2020.11.15)

Please see [Readme](https://github.com/rabix/benten) for detailed description

Fixes
- Bug in `$include` and `$import` has been fixed (100)
- Minor bug in displaying `$import`ed type on hover has been fixed (ce3664c8218e1ad34a95cb1c1efef36608ec7a86)

[Changelog](https://github.com/rabix/benten/compare/2020.09.15...2020.09.28)

Please see [Readme](https://github.com/rabix/benten) for detailed description

Enhancements
- Add 1.2 to language specification list

Fixes
- A minor formatting bug with showing file contents on hover has been fixed (89)

[Changelog](https://github.com/rabix/benten/compare/2020.06.03.1...2020.09.15)

Please see [Readme](https://github.com/rabix/benten) for detailed description

Enhancements
- Allow formatting via `cwl-format`
- Add 1.2.0-dev3 to language specification list


Fixes
- Force workflow preview background to white (91 )

[Changelog](https://github.com/rabix/benten/compare/2020.03.10...2020.06.03.1)