No, this will be left as it is as there is no need for it within new Elgg versions. Unvalidated users management is integrated into the system core. Just go to administration and choose something like "User administration" from the menu. There...

@djSupport This plugin will send HTML email if you use some other plugin that will chain into the notification process and send the message before the the plaintext sending takes place. It uses notifications system, nothing special.

@pavithara You are getting that message with what version of Elgg. I wrote that for 1.7 branch, but if I remember correct that might also work with 1.6 (not 100% sure about that). As for 1.8 - I have not tried that. If you look here near line...

@Thuvalpakshi I might do that at some point in future, but not any time soon.

I am not the brightest and the best, so I can tell you as much. I have a habit when writing some plugin I use Elgg core functionality as much as possible. Easier to get upgraded that way. Short answer: If your Elgg is able to send messages outside....

It does sound a bit too long to be honest (probably the 5 minute delay does the trick). This simple one did around 3k mails in about 20 seconds. So if just split that in 60 batches with one minute cron, then it should take about an hour to get the...

Yes. Looked good on over 3000 members site. Will add some small things as soon as I get some free time for that.

No, currently it is plaintext only.