Add license expiry messages (#3153)

webapp/components/admin_console/banner.jsx

@@ -0,0 +1,40 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import React from 'react';
+import {FormattedMessage} from 'react-intl';
+
+export default class Banner extends React.Component {
+    render() {
+        let title = (
+            <FormattedMessage
+                id='admin.banner.heading'
+                defaultMessage='Note:'
+            />
+        );
+
+        if (this.props.title) {
+            title = this.props.title;
+        }
+
+        return (
+            <div className='banner'>
+                <div className='banner__content'>
+                    <h4 className='banner__heading'>
+                        {title}
+                    </h4>
+                    <p>
+                        {this.props.description}
+                    </p>
+                </div>
+            </div>
+        );
+    }
+}
+
+Banner.defaultProps = {
+};
+Banner.propTypes = {
+    title: React.PropTypes.node,
+    description: React.PropTypes.node.isRequired
+};