Release notes for v3.27.1
Release notes for v3.27.1

(cherry picked from commit 8e57edd86d2c6a0171340b316b6c436b53efb7f6)
(cherry picked from commit b3b4e5386461f912f978edd20ff231d4261d2b93)

sly7-7/ember.js,knownasilya/ember.js,tildeio/ember.js,mixonic/ember.js,emberjs/ember.js,mixonic/ember.js,stefanpenner/ember.js,tildeio/ember.js,mixonic/ember.js,knownasilya/ember.js,tildeio/ember.js,knownasilya/ember.js,stefanpenner/ember.js,elwayman02/ember.js,stefanpenner/ember.js,emberjs/ember.js,elwayman02/ember.js,emberjs/ember.js,elwayman02/ember.js,sly7-7/ember.js,sly7-7/ember.js,elwayman02/ember.js