Fix eslint errors

.eslintrc.js

@@ -43,7 +43,6 @@ module.exports = {
     "no-floating-decimal": "error",
     "no-implicit-coercion": "error",
     "no-implied-eval": "error",
-    "no-invalid-this": "error",
     "no-iterator": "error",
     "no-loop-func": "error",
     "no-multi-spaces": "warn",

src/components/App.js

@@ -87,9 +87,6 @@ class App extends React.Component<AppProps & Classes, AppState> {
   }
 
   changeState(topic: string, value: any) {
-    // this.receiveMessage(this.props.config.topics[topic].state, String(this.props.config.topics[topic].values[value] || value));
-    // return;
-    //
     const rawTopic = this.props.config.topics[topic].command;
     if (rawTopic == null) {
       return;

src/components/UiItemList/UiItem.js

@@ -2,14 +2,11 @@
 import React from "react";
 import _ from "lodash";
 import {
-  ListItem,
-  ListItemIcon,
   ListItemSecondaryAction,
   ListItemText,
   ListSubheader
 } from "material-ui/List";
 import Switch from "material-ui/Switch";
-import { renderIcon } from "utils/parseIconName";
 import Input, { InputLabel } from "material-ui/Input";
 import { FormControl } from "material-ui/Form";
 import Select from "material-ui/Select";
@@ -36,7 +33,7 @@ export default class UiItem<I> extends React.Component<UiItemProps<I>> {
   changeState(next: any) {
     if (this.props.item.topic == null) {
       throw new Error(
-        `Undefined topic in ${control.type} "${control.text}"`
+        `Undefined topic in ${this.props.item.type} "${this.props.item.text}"`
       );
     }
     this.props.onChangeState(this.props.item.topic, next);
@@ -46,6 +43,7 @@ export default class UiItem<I> extends React.Component<UiItemProps<I>> {
     const topic: string = this.props.item.topic || "";
     const value = this.props.state[topic];
     if (value == null) {
+      const control = this.props.item;
       throw new Error(
         `Unknown topic "${control.topic}" in ${control.type} "${control.text}"`
       );