error fixes plus new coachoffer attribute

rowers/models.py

@@ -706,6 +706,7 @@ class Rower(models.Model):
     clubsize = models.IntegerField(default=0)
     protrialexpires = models.DateField(default=datetime.date(1970,1,1))
     plantrialexpires = models.DateField(default=datetime.date(1970,1,1))
+    offercoaching = models.BooleanField(default=False, verbose_name='Offer Remote Coaching')
     
 
     # Privacy Data
@@ -3186,7 +3187,8 @@ class AccountRowerForm(ModelForm):
                   'getemailnotifications',
                   'getimportantemails',
                   'defaulttimezone','showfavoritechartnotes',
-                  'defaultlandingpage']
+                  'defaultlandingpage',
+                  'offercoaching']
 
 	widgets = {
 	    'birthdate': SelectDateWidget(
@@ -3194,6 +3196,10 @@ class AccountRowerForm(ModelForm):
                     timezone.now().year-100,timezone.now().year-10)),
             }
 
+    def __init__(self, *args, **kwargs):
+        super(AccountRowerForm, self).__init__(*args, **kwargs)
+        if self.instance.rowerplan != 'coach':
+            self.fields.pop('offercoaching')
 
     def clean_email(self):
         email = self.cleaned_data.get('email')