iDempiere is hardcoded EMail to support subject
ah, I see, the real improvement is to make the message parseable.
I need more info at email subject to filter out feedback email.
example i can push client name, org name in to feedback header.
This seems related to
What's the value added? You can change the System name instead of changing the message.
yeb. preserves compatibilty by add #System_Name to env variable after login complete
Yes, looks good !
Maybe the default value should be @#System_Name@to preserves compatibilty ?