[BUG] Dgeni generated docs are unsanitized

[xelaint]

🐛 Bug report

Current Behavior

Dgeni generated docs are unsanitized

Expected Behavior

Dgeni generated docs should be sanitized

Minimal reproduction of the problem with instructions

http://next.daff.io/api/design/DaffInputComponent

What is the motivation / use case for changing the behavior?

Environment

Daffodil version: X.Y.Z
Angular version: X.Y.Z 

 
For Tooling issues:
- Node version: XX  
- Platform:  

Others:

[griest024]

sanitizing the docs will remove links and stuff. We need to write a custom sanitizer that will handle these specific behaviors