fix: email addresses shouldn't be flagged as titles (#957)
* feat: add func for checking on EmailAddress type
* feat: add EmailAddress type
* feat: add check for email type
* feat: add test for cheking EmailAdress type
* feat: update existing example files with email
* feat: add new exampe fileds with email in the text
* fix: apply linter
* feat: update changelog file
* feat: add test for is_email_address function
* don't push
* fix: clean up code
* apply linter
* fix: clean up
* fix: remove file chaanges
* fix: remove not used files for email address test
* fix: remove not necessary tests
* clean up
* fix: apply linter
* fix: update CHANGELOG
* fix: change version
* fix: fix msg test
* fix: apply linter for tests
* fix: remove spaces
* fix: apply linter with longer line
* feat: update documentation
* fix: remove duplicates
* Update getting_started.rst
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Co-authored-by: Matt Robinson <mrobinson@unstructured.io>
