Merge pull request mattpolzin#263 from mattpolzin/feature/195/compat-…

…take-2

First pass at function that takes OpenAPI 3.0 documents to OpenAPI 3.1 documents

Merge pull request mattpolzin#261 from knellr/updateYams-v3

Update Yams to support versions 4.x.x and 5.x.x (v3 branch)

Merge pull request mattpolzin#260 from knellr/updateYams-v2

Update Yams to support versions 4.x.x and 5.x.x

Merge pull request mattpolzin#252 from mattpolzin/feature/237/add-lin…

…ks-object

Add Links object

Merge pull request mattpolzin#250 from mattpolzin/warnings-as-errors

Warnings as errors

Merge pull request mattpolzin#235 from mattpolzin/link-object

Add Link Object

Merge pull request mattpolzin#231 from mattpolzin/feature/188/overriding

Feature/188/overriding

Merge pull request mattpolzin#223 from mattpolzin/readme-tweaks

Add brief preliminary notes about using v3.0.0 of OpenAPIKit

Update validation.md

Add a bit of documentation on the new validation helpers.