FIX: Add include/exclude arg to editFilterRecFields.
FIX: Add missing explicit content type to directory listing.

With X-Content-Type-Options: nosniff, must now have a content type.
REFACTOR: PHP bit search pak modified to look in src/paks.
FIX: ediGetTableSchemaAsJson for empty tables with no columns.
FEATURE: Add angular-csp.css to angular esp pak.
CLEANUP: Comments and hardening.
UPGRADE: Update ejs pak

- Add App.home API
- Add ~/.ejs to module search path.
FIX: Don’t add otherwise route for angular esp pak.
UPGRADE: http pak (cleanup).