narval #3687133 get migration to work correctly [validation pending]

ask paul

prioritynormal
typetask
done in4.0.0
load1.000
load left0.000
closed by#0cfe9e3bd1d2 [migration] convert all starttimes / endtimes to transitions (closes #3687133)
patch[migration] convert all starttimes / endtimes to transitions (closes #3687133) [applied]