Add “No emoji found” to i18n [Close #52]

README.md

@@ -41,6 +41,7 @@ import { Picker } from 'emoji-mart'
 #### I18n
 ```js
 search: 'Search',
+notfound: 'No emoji found',
 categories: {
   search: 'Search Results',
   recent: 'Frequently Used',

src/components/category.js

@@ -140,7 +140,7 @@ export default class Category extends React.Component {
           />
 
           <span className='emoji-mart-no-results-label'>
-            No emoji found
+            {i18n.notfound}
           </span>
         </div>
       }

src/components/picker.js

@@ -14,6 +14,7 @@ const SEARCH_CATEGORY = { name: 'Search', emojis: null, anchor: false }
 
 const I18N = {
   search: 'Search',
+  notfound: 'No emoji found',
   categories: {
     search: 'Search Results',
     recent: 'Frequently Used',