Add missing react import and fix lint issues

.editorconfig

@@ -18,5 +18,5 @@ max_line_length = 120
 [*.json]
 max_line_length = undefined
 
-[package.json]
+[{package.json,.eslintrc}]
 indent_size = 2

.eslintrc

@@ -8,3 +8,35 @@
     modules: true
   env:
     es6: true
+  rules:
+    react/display-name: 1
+    react/forbid-prop-types: 1
+    react/jsx-boolean-value: 1
+    react/jsx-closing-bracket-location: 1
+    react/jsx-curly-spacing: 1
+    react/jsx-indent-props: 1
+    react/jsx-key: 1
+    react/jsx-max-props-per-line: 1
+    react/jsx-no-bind: 1
+    react/jsx-no-duplicate-props: 1
+    react/jsx-no-literals: 1
+    react/jsx-no-undef: 1
+    jsx-quotes: 1
+    react/jsx-sort-prop-types: 1
+    react/jsx-sort-props: 1
+    react/jsx-uses-react: 1
+    react/jsx-uses-vars: 1
+    react/no-danger: 1
+    react/no-did-mount-set-state: 1
+    react/no-did-update-set-state: 1
+    react/no-direct-mutation-state: 1
+    react/no-multi-comp: 1
+    react/no-set-state: 1
+    react/no-unknown-property: 1
+    react/prefer-es6-class: 1
+    react/prop-types: 1
+    react/react-in-jsx-scope: 1
+    react/require-extension: 1
+    react/self-closing-comp: 1
+    react/sort-comp: 1
+    react/wrap-multilines: 1

demo/index.jsx

@@ -1,3 +1,4 @@
+import React from 'react';
 import ReactDOM from 'react-dom';
 import {StarterComponent} from '../src';