Fix story/readme skin prop typo

README.md

@@ -287,7 +287,7 @@ import data from 'emoji-mart/data/all.json'
 let emojiData = getEmojiDataFromNative('🤾🏽‍♂️', 'apple', data)
 
 <Emoji
-  skin={emojiData.skin || null}
+  skin={emojiData.skin || 0}
   set={select('Emoji pack', SETS, SETS[0])}
   emoji={emojiData}
   size={48}

stories/index.js

@@ -220,14 +220,14 @@ storiesOf('Get emoji data from Native', module)
   .addDecorator(withKnobs)
   .add('Default', () => {
     let emojiData = getEmojiDataFromNative(
-      text('Unicode', '🤾🏽‍♂️'),
+      text('Unicode', '🏊🏽‍♀️'),
       select('Emoji pack', SETS, SETS[0]),
       data
     )
     if (!emojiData) {
       return (
         <div>
-          Couldn't find emojiData from native string...
+          Couldn`t find any emoji data...
         </div>
       )
     }
@@ -235,7 +235,7 @@ storiesOf('Get emoji data from Native', module)
     return (
       <div>
         <Emoji
-          skin={emojiData.skin || null}
+          skin={emojiData.skin || 0}
           set={select('Emoji pack', SETS, SETS[0])}
           emoji={emojiData}
           size={48}