Rename shared upload storage from sharedupload_storage to storage_sharedupload

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

mayan/apps/common/migrations/0011_auto_20180429_0758.py

@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-04-29 07:58
+from __future__ import unicode_literals
+
+import common.models
+import django.core.files.storage
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('common', '0010_auto_20180403_0702'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='shareduploadedfile',
+            name='file',
+            field=models.FileField(storage=django.core.files.storage.FileSystemStorage(location=b'/home/rosarior/development/mayan-edms/mayan/media/shared_files'), upload_to=common.models.upload_to, verbose_name='File'),
+        ),
+    ]

mayan/apps/common/models.py

@@ -12,7 +12,7 @@ from django.utils.encoding import force_text, python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
 from .managers import ErrorLogEntryManager
-from .storages import sharedupload_storage
+from .storages import storage_sharedupload
 
 
 def upload_to(instance, filename):
@@ -47,7 +47,7 @@ class ErrorLogEntry(models.Model):
 @python_2_unicode_compatible
 class SharedUploadedFile(models.Model):
     file = models.FileField(
-        storage=sharedupload_storage, upload_to=upload_to,
+        storage=storage_sharedupload, upload_to=upload_to,
         verbose_name=_('File')
     )
     filename = models.CharField(max_length=255, verbose_name=_('Filename'))

mayan/apps/common/storages.py

@@ -8,7 +8,7 @@ from .settings import (
     setting_shared_storage, setting_shared_storage_arguments
 )
 
-sharedupload_storage = import_string(
+storage_sharedupload = import_string(
     dotted_path=setting_shared_storage.value
 )(
     **yaml.safe_load(