4.0.0-beta.3

What's Changed

• [2.x] fix: Omit author when the user is deleted in structured data by @imorland in #170
• [2.x] fix: lazy load modals for reduced js bundle size by @imorland in #171
• [2.x] fix: Emit image/video on comment and Q&A nodes with no text by @imorland in #172
• [2.x] feat: Rich, hierarchical, extensible breadcrumbs by @imorland in #173

Full Changelog: 4.0.0-beta.2...4.0.0-beta.3