fixes in settings view and message deletion

src/views/settings-view.jsx

@@ -32,7 +32,6 @@ export default class SettingsView extends React.PureComponent {
 
   handleServerAddressChange(name) {
     this.setState({serverAddress: name});
-    this.props.onServerAddressChange(name);
   }
 
   render() {

src/views/sidepanel-view.jsx

@@ -114,7 +114,6 @@ class SidepanelView extends React.Component {
           <SettingsView
             transport={this.props.transport}
             serverAddress={this.props.serverAddress}
-            onServerAddressChange={this.props.onGlobalSettings}
             onCancel={this.props.onCancel}
             onUpdate={this.props.onGlobalSettings} /> :