Fixed userprofile forms to allow blank far threshold. You have to set...

Fixed userprofile forms to allow blank far threshold. You have to set blank=True,null=True on the model field *and* required=False on the form field.

userprofile/forms.py

 from django import forms
-from django.db import models
 from models import Trigger, Contact
 
-from django.forms.models import modelformset_factory
-
 def triggerFormFactory(postdata=None, user=None):
     class TF(forms.ModelForm):
-        farThresh = forms.FloatField(label='FAR Threshold (Hz)', 
+        farThresh = forms.FloatField(label='FAR Threshold (Hz)', required=False,
                 help_text="Leave blank to recieve all events, regardless of FAR.")
         class Meta:
             model = Trigger