{{#unless hideGoback}}
<button class="btn btn-prev" {{action 'goback'}}>
    <i class="ace-icon fa fa-arrow-left"></i>
    Goback
</button>
{{/unless}}

{{#unless hideSubmit}}
<button class="btn btn-success btn-next" {{action 'save'}}>
    Submit
    <i class="ace-icon fa fa-arrow-right icon-on-right"></i>
</button>
{{/unless}}