@Nonnull
	public static BufferedReader toBufferedReader(InputStream in, Charset charset, int bufferSize) {
		return toBufferedReader(new InputStreamReader(in, charset), bufferSize);
	}
Creates {@link BufferedReader} from {@link InputStream}.

@param in
		Stream to buffer.
@param charset
		Charset that will be used to read data.
@param bufferSize
		Size of the buffer.

@return Buffered reader.
recaf-core/src/main/java/software/coley/recaf/util/IOUtil.java