Fix typo

browser/components/NoteItem.js

@@ -71,7 +71,7 @@ const NoteItem = ({ isActive, note, dateDisplay, handleNoteClick, handleNoteCont
         <div styleName='item-bottom-tagList'>
           {note.tags.length > 0
             ? TagElementList(note.tags)
-            : <span styleName='item-bottom-tagList-empty'></span>
+            : <span styleName='item-bottom-tagList-empty' />
           }
         </div>
       </div>

browser/components/NoteItem.styl

@@ -98,8 +98,6 @@ $control-height = 30px
   background-color transparent
   color $ui-inactive-text-color
 
-.item-bottom-tagList-empty
-
 .item-bottom-time
   color $ui-inactive-text-color
   font-size 10px

browser/main/modals/PreferencesModal/InfoTab.js

@@ -56,10 +56,10 @@ class InfoTab extends React.Component {
               onClick={(e) => this.handleLinkClick(e)}
             >GitHub Issue</a>: Let us hear your feedback 🙌
           </li>
-          <li styleName="cc">
+          <li styleName='cc'>
             Copyright (C) 2017 Maisin&Co.
           </li>
-          <li styleName="cc">
+          <li styleName='cc'>
             License: GPL v3
           </li>
         </ul>