This add-on's version is for
Jira Server 7.0.0 - 7.5.3
Installation
Install Email Task on your JIRA instance
Interface Key Features
Mail Templates' Fields
Post Function Templates
Preview Dialog
Project Mail Templates
Send Email Dialog
Template Variables
Emails Tab - history of sent messages [2.0.x]
Use case scenarios
Create Mail Template
Edit Mail Template
Delete Mail Templates
Send Mail [2.0.x]
Activate / Deactivate email template [2.0.x]
Effects of a mail template deactivation [2.0.x]
Implementing Post Function Template into workflow [2.0.x]