public static void copy(InputStream in, OutputStream out) throws IOException {
		copy(in, out, newByteBuffer());
	}
Transfers content of {@link InputStream} into {@link OutputStream}.

@param in
		Stream to transfer content from.
@param out
		Stream to transfer content to.

@throws IOException
		When any I/O error occurs.
@see IOUtil#newByteBuffer()
recaf-core/src/main/java/software/coley/recaf/util/IOUtil.java