remove unnecessary imports / variables; whitespace

svn path=/plone.app.discussion/trunk/; revision=37767

plone/app/discussion/browser/controlpanel.py

@@ -1,7 +1,4 @@
-from Products.Five.browser import BrowserView
-
-from zope.component import queryUtility
-from plone.registry.interfaces import IRegistry
+# -*- coding: utf-8 -*-
 
 from plone.app.registry.browser import controlpanel
 

plone/app/discussion/browser/validator.py

@@ -47,8 +47,6 @@ class CaptchaValidator(validator.SimpleFieldValidator):
     def validate(self, value):
         super(CaptchaValidator, self).validate(value)
 
-        data = self.request.form
-
         registry = queryUtility(IRegistry)
         settings = registry.forInterface(IDiscussionSettings)