Minor fix for searching dashboard pages

oscar/apps/dashboard/pages/views.py

         data = self.form.cleaned_data
 
         if data['title']:
-            queryset = queryset.filter(title__contains=data['title'])
+            queryset = queryset.filter(title__icontains=data['title'])
             self.description += " with title containing '%s'" % data['title']
 
         return queryset