update changelog
update changelog

gregjopa/ember-highcharts,trabus/ember-highcharts,poetic/ember-highcharts-gauge,gregjopa/ember-highcharts,poteto/ember-highcharts,CubiclDev/ember-highcharts,ahmadsoe/ember-highcharts,poetic/ember-highcharts-gauge,dorilla/ember-highcharts,CubiclDev/ember-highcharts,dorilla/ember-highcharts,CubiclDev/ember-highcharts,trabus/ember-highcharts,poteto/ember-highcharts,ahmadsoe/ember-highcharts,supersabillon/ember-highcharts,poteto/ember-highcharts,poetic/ember-highcharts-gauge,trabus/ember-highcharts,gregjopa/ember-highcharts,ahmadsoe/ember-highcharts,supersabillon/ember-highcharts,dorilla/ember-highcharts,supersabillon/ember-highcharts