[gulp-modernizr] Introduce new typings (#18577)

* Introduce gulp-modernizr

* Fix revision

* Fix revision comments

types/gulp-modernizr/gulp-modernizr-tests.ts

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+import { src, dest } from 'gulp';
+import * as gulpModernizr from 'gulp-modernizr';
+
+let s1 = gulpModernizr();
+let s2 = gulpModernizr('filename.js', {});
+let s3 = gulpModernizr({cache: false});
+
+src('fixtures.js').pipe(s1).pipe(s2);

types/gulp-modernizr/index.d.ts

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+// Type definitions for gulp-modernizr 1.0
+// Project: https://github.com/doctyper/gulp-modernizr
+// Definitions by: remisery <https://github.com/remisery>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+import stream = require('stream');
+
+declare function GulpModernizr(parames?: GulpModernizr.Params): stream.Transform;
+declare function GulpModernizr(file?: string, parames?: GulpModernizr.Params): stream.Transform;
+
+declare namespace GulpModernizr {
+    interface Params {
+        /**
+         * Avoid unnecessary builds (see Caching section below)
+         */
+        cache?: boolean;
+
+        /**
+         * Path to the build you're using for development.
+         */
+        devFile?: string | false;
+
+        /**
+         * Path to save out the built file
+         */
+        dest?: string | false;
+
+        /**
+         * Based on default settings on http://modernizr.com/download/
+         */
+        options?: {
+          classPrefix: string;
+          enableJSClass: boolean;
+          enableClasses: boolean;
+        };
+
+        /**
+         * By default, source is uglified before saving
+         */
+        uglify?: boolean;
+
+        /**
+         * Define any tests you want to explicitly include
+         */
+        tests?: string[];
+
+        /**
+         * Useful for excluding any tests that this tool will match
+         * e.g. you use .notification class for notification elements,
+         * but don’t want the test for Notification API
+         */
+        excludeTests?: string[];
+
+        /**
+         * By default, will crawl your project for references to Modernizr tests
+         * Set to false to disable
+         */
+        crawl?: boolean;
+
+        /**
+         * Set to true to pass in buffers via the "files" parameter below
+         */
+        useBuffers?: boolean;
+
+        /**
+         * By default, this task will crawl all *.js, *.css, *.scss files.
+         */
+        files?: { src: string[] };
+
+        /**
+         * Have custom Modernizr tests? Add them here.
+         */
+        customTests?: string[];
+    }
+}
+
+export = GulpModernizr;

types/gulp-modernizr/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "gulp-modernizr-tests.ts"
+    ]
+}

types/gulp-modernizr/tslint.json

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+{
+    "extends": "dtslint/dt.json"
+}