Add v3.16.3 to CHANGELOG [ci skip] (cherry picked from commit 2cfb76023a5f1e80ca50b7a0512cb08f0bef9c7f)
Add v3.16.3 to CHANGELOG
[ci skip]
(cherry picked from commit 2cfb76023a5f1e80ca50b7a0512cb08f0bef9c7f)

givanse/ember.js,stefanpenner/ember.js,stefanpenner/ember.js,givanse/ember.js,knownasilya/ember.js,mixonic/ember.js,mixonic/ember.js,sandstrom/ember.js,elwayman02/ember.js,GavinJoyce/ember.js,knownasilya/ember.js,emberjs/ember.js,elwayman02/ember.js,mfeckie/ember.js,tildeio/ember.js,mixonic/ember.js,GavinJoyce/ember.js,mfeckie/ember.js,GavinJoyce/ember.js,sly7-7/ember.js,givanse/ember.js,asakusuma/ember.js,elwayman02/ember.js,tildeio/ember.js,stefanpenner/ember.js,asakusuma/ember.js,mfeckie/ember.js,asakusuma/ember.js,givanse/ember.js,mfeckie/ember.js,sandstrom/ember.js,elwayman02/ember.js,sly7-7/ember.js,emberjs/ember.js,knownasilya/ember.js,asakusuma/ember.js,GavinJoyce/ember.js,sly7-7/ember.js,emberjs/ember.js,tildeio/ember.js,sandstrom/ember.js