Upgrade Ava to v4

node_modules/@types/normalize-package-data/LICENSE

@@ -1,21 +0,0 @@
-    MIT License
-
-    Copyright (c) Microsoft Corporation. All rights reserved.
-
-    Permission is hereby granted, free of charge, to any person obtaining a copy
-    of this software and associated documentation files (the "Software"), to deal
-    in the Software without restriction, including without limitation the rights
-    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-    copies of the Software, and to permit persons to whom the Software is
-    furnished to do so, subject to the following conditions:
-
-    The above copyright notice and this permission notice shall be included in all
-    copies or substantial portions of the Software.
-
-    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-    SOFTWARE

node_modules/@types/normalize-package-data/README.md

@@ -1,16 +0,0 @@
-# Installation
-> `npm install --save @types/normalize-package-data`
-
-# Summary
-This package contains type definitions for normalize-package-data (https://github.com/npm/normalize-package-data#readme).
-
-# Details
-Files were exported from https://www.github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/normalize-package-data
-
-Additional Details
- * Last updated: Sun, 07 Jan 2018 07:34:38 GMT
- * Dependencies: none
- * Global values: none
-
-# Credits
-These definitions were written by Jeff Dickey <https://github.com/jdxcode>.

node_modules/@types/normalize-package-data/index.d.ts

@@ -1,46 +0,0 @@
-// Type definitions for normalize-package-data 2.4
-// Project: https://github.com/npm/normalize-package-data#readme
-// Definitions by: Jeff Dickey <https://github.com/jdxcode>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
-export = normalize;
-
-declare function normalize(data: normalize.Input, warn?: normalize.WarnFn, strict?: boolean): void;
-declare function normalize(data: normalize.Input, strict?: boolean): void;
-
-declare namespace normalize {
-    type WarnFn = (msg: string) => void;
-    interface Input {[k: string]: any; }
-
-    interface Person {
-        name?: string;
-        email?: string;
-        url?: string;
-    }
-
-    interface Package {
-        [k: string]: any;
-        name: string;
-        version: string;
-        files?: string[];
-        bin?: {[k: string]: string };
-        man?: string[];
-        keywords?: string[];
-        author?: Person;
-        maintainers?: Person[];
-        contributors?: Person[];
-        bundleDependencies?: {[name: string]: string; };
-        dependencies?: {[name: string]: string; };
-        devDependencies?: {[name: string]: string; };
-        optionalDependencies?: {[name: string]: string; };
-        description?: string;
-        engines?: {[type: string]: string };
-        license?: string;
-        repository?: { type: string, url: string };
-        bugs?: { url: string, email?: string } | { url?: string, email: string };
-        homepage?: string;
-        scripts?: {[k: string]: string};
-        readme: string;
-        _id: string;
-    }
-}

node_modules/@types/normalize-package-data/package.json

@@ -1,22 +0,0 @@
-{
-  "name": "@types/normalize-package-data",
-  "version": "2.4.0",
-  "description": "TypeScript definitions for normalize-package-data",
-  "license": "MIT",
-  "contributors": [
-    {
-      "name": "Jeff Dickey",
-      "url": "https://github.com/jdxcode",
-      "githubUsername": "jdxcode"
-    }
-  ],
-  "main": "",
-  "repository": {
-    "type": "git",
-    "url": "https://www.github.com/DefinitelyTyped/DefinitelyTyped.git"
-  },
-  "scripts": {},
-  "dependencies": {},
-  "typesPublisherContentHash": "5d2101e9e55c73e1d649a6c311e0d40bdfaa25bb06bb75ea6f3bb0d149c1303b",
-  "typeScriptVersion": "2.0"
-}