[#NA: Adding listener to see when a member is join]
[#ENGINE-25]
[#ENGINE-26: added warp of mimepart, and embed image method to MailUtils]
[#ENGINE-26: added comments on warpit and embedBase64Image and changed parameters]
[#ENGINE-26: added PartUtils, find by eval, check if contentID is not already present]
[#ENGINE-26: using MimeMail for test]
[#ENGINE-26: added original subject header on shortcode removers]
Merge branch 'master' into prod

Conflicts:
	api/pom.xml
	core/pom.xml
	pom.xml
	shutdownhook/pom.xml