patched lims_server.pl to always set REPORT_HTML env param so report rendered as HTML not PDF since lims_server runs as single process mode so hangs if img tag called by tmpl rendering in memory}
git-svn-id: https://jti.org.uk/svn/hmds_lims/trunk@1002 4177bd82-f056-0410-812d-caef170e3fa0