Render anchor tags in the forms

[travjenkins]

The Request:
We need to be able to display useful links in the endpoint config forms for the users to click on. Currently, we just display the actual HTML into the form. To fix this we will either need to fork JSON Forms, Replace it, or figure out a pretty complex wrapper around all of its elements. We'll need to allow for Inserting HTML. We should probably create a VERY strict allowed list for what elements can be used in the descriptions.

Example: