use a real linting rule instead of hacks 😢

Author: ryanflorence

.eslintrc

@@ -12,7 +12,8 @@
   "parser": "babel-eslint",
   "rules": {
     "strict": 0,
-    "react/prop-types": 2
+    "react/prop-types": 2,
+    "react/jsx-uses-react": 1
   },
   "plugins": [
     "react"

modules/__tests__/matchRoutes-test.js

@@ -8,8 +8,6 @@ import { createLocation } from 'history';
 import { createRoutes } from '../RouteUtils';
 import matchRoutes from '../matchRoutes';
 
-React.shutupESLint;
-
 describe('matchRoutes', function () {
   var routes, RootRoute, UsersRoute, UsersIndexRoute, UserRoute, PostRoute, FilesRoute, AboutRoute, TeamRoute, ProfileRoute, CatchAllRoute;
   beforeEach(function () {