Group_model#get_nonmembers fix
PHP is a pile of dung

Switched from mysql driver to mysqli driver and HOORAY I CAN USE STORED PROCEDURES
Group_model#get_members_of_group +fullname
Alignment OCD
Use result(), not result_array()
Group#show view
Group#list view
2 spaces mmkay
URL helper: url_to() arguments
Model returns objects now
Debug cleanup
Code style
Let's call them players instead.
Debug view for dumping form data
Form fix
Route: add players to group
Form fix
Use $group object
Dump $data on debug view