[BUG] MVC PL Popup Editing issue

[sachatrauwaen]

Description

Currently Modules Edit when popups are activated are not working in the mvc pipeline.

Steps to Reproduce

1. activate popup in site settings
2. Try to edit content of html module
3. Try to edit settings of html module

Expected Behavior

Popup shows up with correct form layout

Actual Behavior

an error showup in the browser console : Uncaught ReferenceError: dnnModal is not defined

---

Some stylesheets are not being loaded, at least we need default.css, maybe more, below differences:

non-mvc:

if we start with default.css then look what else is missing (considering DNN10 will probalby change a lot)