Completed and tested MAXLive_AddBUToUsers selenium script to import data and business units to users.
Amended get_users_without_bu_groups script to get business units and businesss unit groups from MAX Live DB
and allow to get the business units and groups through methods.
Amended get_users_bu_from_list by correcting the looping process that checks each record and included better checking.
Added extra check for a second column containing a second possible firstname if first column firstname does not match.