@Override
	public void write(final int b) throws IOException {
		if (b == '.' && this.statusLast != LAST_WAS_OTHER) {
			// add extra dot (the first of the pair)
			this.out.write('.');
		}
		super.write(b);
	}
Writes a byte to the stream, adding dots where appropriate. Also fixes any
naked CR or LF to the RFC 2821 mandated CRLF pairing.

@param b the byte to write

@throws IOException if an error occurs writing the byte
src/main/java/de/gessnerfl/fakesmtp/smtp/io/ExtraDotOutputStream.java