1.5.2

• FIXED Emails not always sending in UTF-8 encoding

1.5.1

• URGENT FIX Emails not SendGrid due to incorrect API URL for SendGrid v3

1.5

• IMPROVED Leverage multi-request for faster email sending. Up to 50 emails per second for broadcasts!

1.4.2

• FIXED Updater bug.

1.4.1

• IMPROVED Use the new Preferences API when receiving bounce feedback.

1.4

• TWEAKED Compatibility with Groundhogg 3.3.3

1.3

• Added support for email threading

1.2.3

• Soft bounce does not mark contact as hard bounce

1.2.1/1.2.2

• Fixed throw exception fatal error

1.2

• Compatibility with Groundhogg 2.4

1.1.1

• Added compatibility with the new Groundhogg multi-SMTP system.

1.0

• Initial release.