bug fixes

rowers/dataprepnodjango.py

@@ -10,6 +10,7 @@ from rowingdata import make_cumvalues
 from rowingdata import rower as rrower
 from rowingdata import main as rmain
 from rowingdata import empower_bug_correction,get_empower_rigging
+from rowingdata.csvparsers import make_cumvalues_array
 from time import strftime
 from pandas import DataFrame,Series