Improve render speed

app/src/components/ConnectionSetup/AdvancedConnectionSettings.tsx

@@ -10,17 +10,7 @@ import { connectionManagerActions } from '../../actions'
 import { ConnectionOptions } from '../../model/ConnectionOptions'
 import { Theme, withStyles } from '@material-ui/core/styles'
 
-import {
-  Button,
-  Grid,
-  IconButton,
-  TextField,
-  List,
-  ListItem,
-  ListItemText,
-  Tooltip,
-  Typography,
-} from '@material-ui/core'
+import { Button, Grid, IconButton, TextField, List, ListItem, ListItemText, Tooltip } from '@material-ui/core'
 
 interface Props {
   connection: ConnectionOptions

app/src/components/ConnectionSetup/Certificates.tsx

@@ -18,7 +18,7 @@ interface State {
   subscription: string
 }
 
-class Certificates extends React.Component<Props, State> {
+class Certificates extends React.PureComponent<Props, State> {
   constructor(props: any) {
     super(props)
     this.state = { subscription: '' }

app/src/components/ConnectionSetup/ConnectionSetup.tsx

@@ -20,7 +20,7 @@ interface Props {
   showCertificateSettings: boolean
 }
 
-class ConnectionSetup extends React.Component<Props, {}> {
+class ConnectionSetup extends React.PureComponent<Props, {}> {
   constructor(props: Props) {
     super(props)
   }