isObserving option for did-intersect, drop Ember 3.16 support

💥 Breaking Change

• #403 Ember 3.27 Blueprint Updates (Drop Ember 3.16 Support) (@elwayman02)

🚀 Enhancement

• #397 Allow programmatic control of observation (@chriskrycho)

📝 Documentation

• #404 Document the rest of the did-intersect API (@chriskrycho)

🏠 Internal

• #403 Ember 3.27 Blueprint Updates (Drop Ember 3.16 Support) (@elwayman02)

Committers: 2

• Chris Krycho (@chriskrycho)
• Jordan Hawker (@elwayman02)