PEP8 cleanups.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/ocr/utils.py

@@ -3,6 +3,8 @@ from __future__ import unicode_literals
 from django.utils.encoding import force_text
 from django.utils.html import conditional_escape
 
+from .models import DocumentPageContent
+
 
 def get_document_ocr_content(document):
     for page in document.pages.all():