Code style fixes.

Create “Public Site” setting menu and restructure apply/project menu

Add setting to allow staff admins to view submission drafts.

Maintenance/ci cache v6

Add PAF final approval table to contracting-approver dashboard

Add PAF awaiting approval table to staff dashboard

Show invoices in seperate tabs to finance for their review and conversion

Add author name to new submission notification.

Send email digest for activities in Hypha for org level staff

Enhance Supporting Documents upload

Introduces "register_hypha_setting" decorator to register a BaseSetting Model in the "Hypha Settings" menu items similar to `register_setting` decorator for adding to "Settings" menu.

The following settings are moved:
- Projects settings
- Determination messages
- PDF Settings
- System Settings
- Reviewer settings
- Application settings

Rename "Manage" to "Project" and move "Project Approval Forms" to "Project"

Make user e-mail field case insensitive to prevent multiple account with same email

https://www.iana.org/assignments/auto-submitted-keywords/auto-submitted-keywords.xhtml

Use translations for email