fix(examples): small fixes in translate and personal-level plugins

examples/N1-Composer-Translate/lib/main.cjsx

@@ -71,8 +71,7 @@ class TranslateButton extends React.Component
   #
   _renderButton: =>
     <button className="btn btn-toolbar">
-      Translate
-      <RetinaImg name="toolbar-chevron.png"/>
+      Translate <span style={fontSize: "9px", verticalAlign: "middle"}>▼</span>
     </button>
 
   _onTranslate: (lang) =>

examples/N1-Personal-Level-Indicators/stylesheets/main.less

@@ -4,4 +4,5 @@
 div.personal-level-icon {
   width: 15px;
   display: inline-block;
+  margin-top: 1px;
 }