Multiple Ui improvements (#5398)

* PLT-5475 - Adjusting tutorials on mobile

* PLT-5475 - Adjusting tutorials on mobile

* PLT-5457 - Adjusting save button

* PLT-5443 - Updating highllight on status compact

* PLT-5413 - Team sidebar not scrolling

* PLT-5358 - Maintaing aspect ratio for emojis

* PLT-5411 - Removing help text from LDAP signin

* PLT-5420 - Updating emoticon for headings

* Updating emoji size

* Updating emoji size

* Removing emoticon tag

* Updating emoticon sizes

* Updating emoji size

webapp/components/emoji/components/add_emoji.jsx

@@ -186,9 +186,9 @@ export default class AddEmoji extends React.Component {
                             defaultMessage='This is a sentence with {image} in it.'
                             values={{
                                 image: (
-                                    <img
+                                    <span
                                         className='emoticon'
-                                        src={this.state.imageUrl}
+                                        style={{backgroundImage: 'url(' + this.state.imageUrl + ')'}}
                                     />
                                 )
                             }}

webapp/components/emoji/components/emoji_list_item.jsx

@@ -98,9 +98,9 @@ export default class EmojiListItem extends React.Component {
                     {':' + emoji.name + ':'}
                 </td>
                 <td className='emoji-list__image'>
-                    <img
+                    <span
                         className='emoticon'
-                        src={EmojiStore.getEmojiImageUrl(emoji)}
+                        style={{backgroundImage: 'url(' + EmojiStore.getEmojiImageUrl(emoji) + ')'}}
                     />
                 </td>
                 <td className='emoji-list__creator'>