Fix warnings

client/coral-framework/components/TalkProvider.js

@@ -1,5 +1,5 @@
 import React from 'react';
-const PropTypes = require('prop-types');
+import PropTypes from 'prop-types';
 import { ApolloProvider } from 'react-apollo';
 
 class TalkProvider extends React.Component {

plugins/talk-plugin-auth/client/login/components/SignUp.js

@@ -75,7 +75,7 @@ class SignUp extends React.Component {
                 showErrors={!!emailError}
                 errorMsg={emailError}
                 onChange={this.handleEmailChange}
-                autocomplete="off"
+                autoComplete="off"
               />
               <TextField
                 id="username"
@@ -86,8 +86,8 @@ class SignUp extends React.Component {
                 showErrors={!!usernameError}
                 errorMsg={usernameError}
                 onChange={this.handleUsernameChange}
-                autocomplete="off"
-                autocapitalize="none"
+                autoComplete="off"
+                autoCapitalize="none"
               />
               <TextField
                 id="password"
@@ -99,7 +99,7 @@ class SignUp extends React.Component {
                 errorMsg={passwordError}
                 onChange={this.handlePasswordChange}
                 minLength="8"
-                autocomplete="off"
+                autoComplete="off"
               />
               {passwordError && (
                 <span className={styles.hint}>
@@ -116,7 +116,7 @@ class SignUp extends React.Component {
                 errorMsg={passwordRepeatError}
                 onChange={this.handlePasswordRepeatChange}
                 minLength="8"
-                autocomplete="off"
+                autoComplete="off"
               />
               <Slot
                 fill="talkPluginAuth.formField"