* Add rake email functionality to get incoming emails from Gmail API
* Fix default max_emails in help menu
* Apply suggestions from code review
Don't require google api gems in Gemfile, omit redundant `logger.debug` check in gmail.rb
Co-authored-by: Oliver Günther <mail@oliverguenther.de>
* Add setup instructions and info about Gmail API Rake task to documentation
* Remove 'google-apis-core' causing tests to fail
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Co-authored-by: Joel Giovinazzo <joelgiovinazzo@gmail.com>