It's not there for Adaptive Forms at the moment and something we're looking to add to a future release based on demand to drive the priority.  Thanks for indicating the interest and I've let the Product Management team and engineering know there was a request for this capability.

I don't understand your comment that AEM Forms only listens on localhost.  If you're running on JBoss there should be no differences to the URLS.  

Are you posting to an Author or Publish instance?

https://helpx.adobe.com/aem-forms/6-2/form-submission-receipt-via-email.html#main-pars_header_2Following the documentation:1)  Use the email PDF submit action2) Use the ${<field name>} notation to specify form fields for items such as email address to send to

https://helpx.adobe.com/aem-forms/6-2/themes.htmlCSS generation sequenceWhen you select view CSS, Theme Editor collects all the styling information, and builds a CSS. It collects information in the following order:Styling defined in the theme's base client library.User defined styling, specified usi...

For fields we have a concept of widgets (java script). Since Adaptive form fields have a lot more capabilities, such as, initialization/calculation/enabling/visibility rules, etc. A simple static HTML component  does not suffice. For creating a new widget, please refer to this documentation: https:/...

You can create a PDF from a form submission and there is no requirement to store the data or PDF in the CRX repository.  You would need to implement the integration into your back end.  I suggest reviewing the documentation, there is detailed information around how to this, here is one example https...

You are trying to do this using AEM Forms JEE and not an AEM Workflow correct?  If yes then I've attached an LCA that you can import through adminui that is working on my AEM Forms 6.2 JEE install.  Rename the file from .txt to .lca to do the import

Is this an AFP spool file or something else?  

There are a variety of ways to generate a document of record depending upon your requires will determine whether an XDP template is needed or not https://helpx.adobe.com/aem-forms/6-2/generate-document-of-record-for-non-xfa-based-adaptive-forms.htmlIn a verify step you need an XDPFor your third ques...