* User reportlab to render the submissions into pdf

* Improve layout and look of submissions and pdfs
This makes headings render smaller than the questions within rich text fields

* Enable h1 tag in bleach
Based on changes to how headings are rendered this is now more reasonable.

This reverts commit 630cc0ab.

* Ensure the applicant dashboard loads when they have projects

* Limit applicant visibility for entities on project page

* Track the progress of a project for the applicant's viewpoint

* Improve messaging to applicant around contracts

* Ensure the payment request works for the applicant

* Fixup the tests for the applicant changes

Do not run submission custom code in update forms save method to avoid unwanted side effects like long file names