v1.6.8.27 fix: date not taken into account if first column not named DatesR

Refs #41
4 jobs for newSeriesAggreg in 12 minutes and 25 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Build
passed build_patched #134896

00:00:30

 
  Regression
passed regression_patched #134897

00:00:59

 
  Tests
passed check_as_cran_patched #134899

00:02:12

passed check_not_cran_patched #134898

00:08:43