Issue #2848810 by Perignon: Notice: Account for Reply-To being all lower case.... (!10) · Merge requests · project / sendgrid_integration

Issue #2848810 by Perignon: Notice: Account for Reply-To being all lower case. Undefined index: Reply-To in SendGridMailSystem->mail()

Issue #2848810 by Perignon: Notice: Account for Reply-To being all lower case....