Fix import and merge errors for OpenAPI specs

Example that has problems: https://connect.withsecure.com/getting-started

Sample problems:
- Body & Response not parsed
- Some actions without names
- Names and descriptions missing
- App authentication is weird

E.g. for this the URL Below: Fix remote reference loading in real-time

https://connect.withsecure.com/specs/security-events/openapi.yaml 