bugfixes - C::Roles::Chart::_get_chart_data() needs to look for 'defined' data-type 'points' in case of zeros, M::Roles::ScreenUpdate::do_auto_screen() was not updating request_status}
git-svn-id: https://jti.org.uk/svn/hmds_lims/trunk@1259 4177bd82-f056-0410-812d-caef170e3fa0