Check for attachments when parsing text/plain part #7

This change makes it possible to extract attachments when parsing a text/plain content-type part

What's Changed

• Check for attachments when parsing text/plain part by @tatorodrigo in #7

Full Changelog: v1.3.3...v1.3.4

Feat: Handle nested multipart/mixed

Merge pull request #6 from ggarciajr/rodrigo.fix-nested-multipart-mixed

Feat: Fix nested multipart mixed

Fix: Content is empty when Content-Encoding-Type is quoted-printable

Merge pull request #5 from ThalysonR/fix/quoted_printable_empty

Fix: Content is empty when Content-Encoding-Type is quoted-printable

Feat: Ignore Empty Content-Type on Multipart

Merge pull request #4 from ThalysonR/feat/ignore_empty_content_type

Feat: Ignore Empty Content-Type on Multipart

Feat: Accept 8bit transfer encoding

Adds 8bit encoding to accepted transfer encoding types, which will be treated the same way 7bit encoding is.

Refactor: Add fallback for multipart file name

Some emails senders do not fill the filename under the Content-Disposition header so we are adding a fallback to check the filename under the Content-Type header.