discard create-react-class, no point using it here. use React.FC

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

package.json

@@ -68,7 +68,6 @@
     "babel-runtime": "^6.26.0",
     "bluebird": "^3.5.2",
     "browser-request": "^0.3.3",
-    "create-react-class": "^15.6.0",
     "draft-js": "^0.11.0-alpha",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "favico.js": "^0.3.10",

src/components/views/auth/VectorAuthFooter.js

@@ -16,18 +16,11 @@ limitations under the License.
 */
 
 import React from 'react';
-import createReactClass from 'create-react-class';
 import SdkConfig from 'matrix-react-sdk/lib/SdkConfig';
 
 import { _t } from 'matrix-react-sdk/lib/languageHandler';
 
-module.exports = createReactClass({
-    displayName: 'VectorAuthFooter',
-    statics: {
-        replaces: 'AuthFooter',
-    },
-
-    render: function() {
+module.exports = () => {
     const brandingConfig = SdkConfig.get().branding;
     let links = [
         {"text": "blog", "url": "https://medium.com/@RiotChat"},
@@ -54,5 +47,7 @@ module.exports = createReactClass({
             <a href="https://matrix.org" target="_blank" rel="noopener">{ _t('powered by Matrix') }</a>
         </div>
     );
-    },
-});
+};
+module.exports.statics = {
+    replaces: 'AuthFooter',
+};

src/components/views/auth/VectorCustomServerDialog.js

@@ -16,20 +16,13 @@ limitations under the License.
 */
 
 import React from "react";
-import createReactClass from 'create-react-class';
 import { _t } from 'matrix-react-sdk/lib/languageHandler';
 
 /**
  * This is identical to `CustomServerDialog` except for replacing "this app"
  * with "Riot".
  */
-module.exports = createReactClass({
-    displayName: 'VectorCustomServerDialog',
-    statics: {
-        replaces: 'CustomServerDialog',
-    },
-
-    render: function() {
+module.exports = () => {
     return (
         <div className="mx_ErrorDialog">
             <div className="mx_Dialog_title">
@@ -55,5 +48,7 @@ module.exports = createReactClass({
             </div>
         </div>
     );
-    },
-});
+};
+module.exports.statics = {
+    replaces: 'CustomServerDialog',
+};