feat(messages): add support for tracking_options, raw_mime fields and new MessageFields enum values#419

AaronDDM merged 1 commit intomainnylas/nylas-python:mainfrom

TW-3904-support-fields-include-tracking-on-the-get-messages-endpoint-on-all-sd-ksnylas/nylas-python:TW-3904-support-fields-include-tracking-on-the-get-messages-endpoint-on-all-sd-ksCopy head branch name to clipboard