Merge pull request #591 from mattermost/mm-1909

MM-1909 Upgrading ESLint, turning on new rules, enabling some warnings, optimizations

web/react/components/rhs_thread.jsx

@@ -162,8 +162,7 @@ export default class RhsThread extends React.Component {
 
         return (
             <div className='post-right__container'>
-                <FileUploadOverlay
-                    overlayType='right' />
+                <FileUploadOverlay overlayType='right' />
                 <div className='search-bar__container sidebar--right__search-header'>{searchForm}</div>
                 <div className='sidebar-right__body'>
                     <RhsHeaderPost