optimized code style

frontend/src/components/dialog/new-wiki-dialog.js

@@ -14,8 +14,8 @@ class NewWikiDialog extends React.Component {
     super(props);
     this.state = {
       isExist: false,
-      name: "",
-      repoID: "",
+      name: '',
+      repoID: '',
     };
     this.newName = React.createRef();
   }
@@ -53,7 +53,7 @@ class NewWikiDialog extends React.Component {
         <ModalHeader toggle={this.toggle}>{gettext('New Wiki')}</ModalHeader>
         <ModalBody>
           <label className="form-label">{gettext('Name')}</label>
-          <Input onKeyPress={this.handleKeyPress} innerRef={input => {this.newName = input}} value={this.state.name} onChange={this.inputNewName}/>
+          <Input onKeyPress={this.handleKeyPress} innerRef={input => {this.newName = input;}} value={this.state.name} onChange={this.inputNewName}/>
         </ModalBody>
         <ModalFooter>
           <Button color="secondary" onClick={this.toggle}>{gettext('Cancel')}</Button>

frontend/src/components/dialog/wiki-select-dialog.js

@@ -17,9 +17,9 @@ class WikiSelectDialog extends React.Component {
     this.state = {
       repos: [],
       isExist: true,
-      name: "",
-      repoID: "",
-    }
+      name: '',
+      repoID: '',
+    };
   }
 
   componentDidMount() {
@@ -27,7 +27,7 @@ class WikiSelectDialog extends React.Component {
       this.setState({
         repos: res.data.repos,
       }); 
-    })
+    });
   }
 
   onChange = (repo) => {
@@ -66,7 +66,7 @@ class WikiSelectDialog extends React.Component {
                 return (
                   <tr key={index}>
                     <td className="select"><input type="radio" className="vam" name="repo" value={repo.repo_id} onChange={this.onChange.bind(this, repo)} /></td>
-                    <td><img src={siteRoot + 'media/img/lib/48/lib.png'} width="24" /></td>
+                    <td><img src={siteRoot + 'media/img/lib/48/lib.png'} width="24" alt={gettext('icon')} /></td>
                     <td>{gettext(repo.repo_name)}</td>
                     <td>{moment(repo.last_modified).fromNow()}</td>
                   </tr>

frontend/src/components/wiki-list-view/wiki-list-view.js

@@ -15,7 +15,7 @@ class WikiListView extends Component {
     super(props);
     this.state = {
       isItemFreezed: false,
-    }
+    };
   }
 
   onFreezedItem = () => {
@@ -27,7 +27,7 @@ class WikiListView extends Component {
   }
 
   render() {
-    let {loading, errorMsg, wikis} = this.props.data;
+    let { loading, errorMsg, wikis } = this.props.data;
 
     if (loading) {
       return <span className="loading-icon loading-tip"></span>;