chore: added a CHANGELOG
chore: added a CHANGELOG

fiddler/ember-cli-nouislider,knownasilya/ember-cli-nouislider,kennethkalmer/ember-cli-nouislider,knownasilya/ember-cli-nouislider,fiddler/ember-cli-nouislider,kennethkalmer/ember-cli-nouislider,kennethkalmer/ember-cli-nouislider