Fixed admin login feature.
Completed user/group admin feature.
 On branch fix-admin-auth
 Changes to be committed:
	new file:   app/config/production/mail.php
	modified:   app/controllers/AdminController.php
	modified:   app/controllers/GroupsController.php
	modified:   app/controllers/RemindersController.php
	modified:   app/filters.php
	modified:   app/routes.php
	renamed:    app/views/admin/user/admin-login.blade.php -> app/views/admin/auth/admin-login.blade.php
	renamed:    app/views/admin/user/admin-remind.blade.php -> app/views/admin/auth/admin-remind.blade.php
	new file:   app/views/admin/dashboard.blade.php
	modified:   app/views/admin/layouts/admin-master.blade.php
	new file:   app/views/admin/users/groups.blade.php
Fixed deleteUsers method and added result msgs to GroupsController