0.3.1: Merge pull request #18 from Shetza/patch-2

Add missing references to SparkPostEmailUtils (instead of self)

1.0.9

• NEW FEATURE : add ability to force the email sender from the config

1.0.8

• Update pelago/emogrifier to v5

1.0.6

• Fix deprecated calls in admin: messages now display properly again
• Minor cleanups

1.0.5

update travis config

Stable release

3.7 compat

fixes issues with getCMSVersion. Email::set_mailer is fine enough.