Ion Auth - Lightweight Auth System based on Redux Auth 2

[eluser]adityamenon[/eluser]
1. I don't think that exists - you will need to do it manually. And there's a issue in the github regarding deleting groups, especially what happens to the users inside. I'll have to commit sometime now

2. Yes, use a combination of add_to and remove_from for editing group membership

Trigger events has been explained by Ben before, here: https://github.com/benedmunds/CodeIgnite...issues/220 and here: https://github.com/benedmunds/CodeIgnite...issues/240