v4.17.0: Serve Raw Markup, Toggle Branding, Fix Example App

What's Changed

• feat: CMD-97 isolate breadcrumbs from content by @wesleyboar in #870
• feat: tup 706 be able to serve blog markup raw by @wesleyboar in #871
• fix: custom_example app not working by @wesleyboar in #875
• fix: do not show branding if setting is false-y by @wesleyboar in #877

Full Changelog: v4.16.1...v4.17.0