LIMS-1443 In published reports the publishing date is not shown in the pdf
LIMS-1444 In AR published report accredited analysis services are not marked as accredited
LIMS-1446 After retracting a published AR the Sample gets cancelled
Remove chrome browser from tests
Merge pull request #1352 from xispa/hotfix/next

LIMS-1446, LIMS-1444, LIMS-1443
Don't update the due date for a test on an AR if the due date is already set.  The ERP may have explicitly set the due date based on manufacturing schedules and resource availability.