PEP8 Cleanups

apps/sources/__init__.py

@@ -1,8 +1,6 @@
 from django.utils.translation import ugettext_lazy as _
-from django.core.urlresolvers import reverse
-from django.conf import settings
 
-from navigation.api import register_links, register_top_menu, \
+from navigation.api import register_links, \
     register_model_list_columns, register_multi_item_links, \
     register_sidebar_template
 
@@ -12,4 +10,3 @@ staging_file_preview = {'text': _(u'preview'), 'class': 'fancybox-noscaling', 'v
 staging_file_delete = {'text': _(u'delete'), 'view': 'staging_file_delete', 'args': ['source.source_type', 'source.pk', 'object.id'], 'famfam': 'delete'}
 
 register_links(StagingFile, [staging_file_preview, staging_file_delete])
-