changed Dispatch param from _whoami to Class; removed do_ajax from unprotected runmodes, added ajax class to unprotected classes; bugfix to LIMS::_check_portal_referral() - added user profile to list of requirements; increased test count on column_types.t}
git-svn-id: https://jti.org.uk/svn/hmds_lims/trunk@1196 4177bd82-f056-0410-812d-caef170e3fa0
