make the hide/unhide notifications buttons work

app/javascript/mastodon/components/account.js

@@ -44,9 +44,11 @@ export default class Account extends ImmutablePureComponent {
   }
 
   handleMuteNotifications = () => {
+    this.props.onMuteNotifications(this.props.account, true);
   }
 
   handleUnmuteNotifications = () => {
+    this.props.onMuteNotifications(this.props.account, false);    
   }
 
   render () {

app/javascript/mastodon/containers/account_container.js

@@ -63,6 +63,9 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
     }
   },
 
+  onMuteNotifications (account, notifications) {
+    dispatch(muteAccount(account.get('id'), notifications));
+  }
 });
 
 export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(Account));