remove node_modules and .gitignore them

node_modules/@aws-crypto/ie11-detection/build/CryptoOperation.d.ts

@@ -1,19 +0,0 @@
-import { Key } from "./Key";
-/**
- * Represents a cryptographic operation that has been instantiated but not
- * necessarily fed all data or finalized.
- *
- * @see https://msdn.microsoft.com/en-us/library/dn280996(v=vs.85).aspx
- */
-export interface CryptoOperation {
-    readonly algorithm: string;
-    readonly key: Key;
-    onabort: (event: Event) => void;
-    oncomplete: (event: Event) => void;
-    onerror: (event: Event) => void;
-    onprogress: (event: Event) => void;
-    readonly result: ArrayBuffer | undefined;
-    abort(): void;
-    finish(): void;
-    process(buffer: ArrayBufferView): void;
-}