add tmp folder to npmignore
add tmp folder to npmignore

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