Add node modules and compiled JavaScript from main (#172)

Co-authored-by: Oliver King <oking3@uncc.edu>

node_modules/jest-watcher/build/lib/scroll.d.ts

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+import type { ScrollOptions } from '../types';
+export default function scroll(size: number, { offset, max }: ScrollOptions): {
+    end: number;
+    index: number;
+    start: number;
+};