Merge pull request #902 from hashicorp/migrate-class-to-comp-property

updates to rose radio component

addons/rose/addon/components/rose/form/radio/radio/index.hbs

@@ -1,4 +1,4 @@
-<div class="rose-form-radio{{if @error " error"}} {{if @inline "inline"}}">
+<div class="{{this.className}} {{if @error " error"}} {{if @inline "inline"}}">
 
   <RadioButton
     ...attributes

addons/rose/addon/components/rose/form/radio/radio/index.js

@@ -3,6 +3,6 @@ import { generateComponentID } from '../../../../../utilities/component-auto-id'
 
 export default class RoseFormRadioRadioComponent extends Component {
   // =attributes
-
+  className = 'rose-form-radio';
   id = generateComponentID();
 }