add classname prop

Author: Michael Nomitch

lib/components/TinyMCE.js

@@ -35,7 +35,8 @@ const TinyMCE = React.createClass({
   propTypes: {
     config: React.PropTypes.object,
     content: React.PropTypes.string,
-    id: React.PropTypes.string
+    id: React.PropTypes.string,
+    className: React.PropTypes.string
   },
 
   getDefaultProps() {
@@ -79,13 +80,15 @@ const TinyMCE = React.createClass({
       return (
         <div
           id={this.id}
+          className={this.props.className}
           dangerouslySetInnerHTML={ {__html: this.props.content} }
         />
       );
     } else {
       return (
         <textarea
           id={this.id}
+          className={this.props.className}
           defaultValue={this.props.content}
         />
       );