Add @deconstructible to storage classes, require Django 1.7

private_storage/storage/files.py

@@ -3,11 +3,13 @@ Django Storage interface, using the file system backend.
 """
 from django.core.files.storage import FileSystemStorage
 from django.core.urlresolvers import reverse_lazy
+from django.utils.deconstruct import deconstructible
 from django.utils.encoding import force_text
 
 from private_storage import appconfig
 
 
+@deconstructible
 class PrivateFileSystemStorage(FileSystemStorage):
     """
     Interface to the Django storage system,

private_storage/storage/s3boto3.py

+from django.utils.deconstruct import deconstructible
 from storages.backends.s3boto3 import S3Boto3Storage
 from storages.utils import setting
 
 
+@deconstructible
 class PrivateS3BotoStorage(S3Boto3Storage):
     """
     Private storage bucket for S3
@@ -34,6 +36,7 @@ class PrivateS3BotoStorage(S3Boto3Storage):
     use_ssl = setting('AWS_PRIVATE_S3_USE_SSL', True)
 
 
+@deconstructible
 class PrivateEncryptedS3BotoStorage(PrivateS3BotoStorage):
     """
     Enforced encryption for private storage on S3.

setup.py

@@ -40,7 +40,7 @@ setup(
 
     install_requires=[],
     requires=[
-        'Django (>=1.6)',
+        'Django (>=1.7)',
     ],
 
     description='Private media file storage for Django projects',