the outlook user receive the confirmation not formatted,
like this:

Date: Tue, 08 Jan 2019 11:05:19 -0200

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Este =C3=A9 o Endere=C3=A7o de Resposta do e-mail que voc=C3=AA enviou =
para eduardo@prodemge.gov.br.

Nota: Este Endere=C3=A7o de Resposta permite saber que a mensagem foi v=
isualizada pelo destinat=C3=A1rio. N=C3=A3o h=C3=A1 garantia de que o d=
estinat=C3=A1rio tenha lido ou entendido o conte=C3=BAdo da mensagem.

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To: "'Eduardo Bambirra Alves'" <eduardo@prodemge.gov.br>
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Date: Tue, 08 Jan 2019 13:05:08 +0000
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