INCR-408 python3 compatibility

common/djangoapps/microsite_configuration/__init__.py

@@ -8,6 +8,8 @@ with:
 
 from microsite_configuration import settings
 """
+from __future__ import absolute_import
+
 from django.conf import settings as base_settings
 
 from microsite_configuration import microsite

common/djangoapps/microsite_configuration/admin.py

 """
 Django admin page for microsite models
 """
+from __future__ import absolute_import
+
 from django import forms
 from django.contrib import admin
 

common/djangoapps/microsite_configuration/apps.py

 
+from __future__ import absolute_import
+
 import logging
+
 from django.apps import AppConfig
+
 from .microsite import enable_microsites
 
 log = logging.getLogger(__name__)

common/djangoapps/microsite_configuration/microsite.py

@@ -6,6 +6,8 @@ A microsite enables the following features:
 2) Present a landing page with a listing of courses that are specific to the 'brand'
 3) Ability to swap out some branding elements in the website
 """
+from __future__ import absolute_import
+
 import inspect
 from importlib import import_module
 

common/djangoapps/microsite_configuration/middleware.py

@@ -7,6 +7,8 @@ A microsite enables the following features:
 3) Ability to swap out some branding elements in the website
 """
 
+from __future__ import absolute_import
+
 from microsite_configuration import microsite
 
 

common/djangoapps/microsite_configuration/models.py

@@ -5,6 +5,8 @@ The object is stored as a json representation of the python dict
 that would have been used in the settings.
 
 """
+from __future__ import absolute_import
+
 import collections
 
 from django.contrib.sites.models import Site