correction for None notes everywhere

rowers/c2stuff.py

@@ -242,6 +242,10 @@ def createc2workoutdata_as_splits(w):
     except ValueError:
 	durationstr = datetime.strptime(str(w.duration),"%H:%M:%S")
 
+    try:
+        newnotes = w.notes+'\n from '+w.workoutsource+' via rowsandall.com'
+    except TypeError:
+        newnotes = 'from '+w.workoutsource+' via rowsandall.com'
 
     data = {
 	"type": w.workouttype,
@@ -250,7 +254,7 @@ def createc2workoutdata_as_splits(w):
 	"time": int(10*makeseconds(durationstr)),
 	"timezone": "Etc/UTC",
 	"weight_class": c2wc(w.weightcategory),
-	"comments": w.notes+'\n from '+w.workoutsource+' via rowsandall.com',
+	"comments": newnotes,
 	"heart_rate": {
 	    "average": averagehr,
 	    "max": maxhr,