Add missing migrations.

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

mayan/apps/document_signatures/migrations/0008_auto_20180429_0759.py

@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-04-29 07:59
+from __future__ import unicode_literals
+
+import django.core.files.storage
+from django.db import migrations, models
+import document_signatures.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('document_signatures', '0007_auto_20180403_0702'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='detachedsignature',
+            name='signature_file',
+            field=models.FileField(blank=True, null=True, storage=django.core.files.storage.FileSystemStorage(location=b'/home/rosarior/development/mayan-edms/mayan/media/document_signatures'), upload_to=document_signatures.models.upload_to, verbose_name='Signature file'),
+        ),
+    ]

mayan/apps/documents/migrations/0043_auto_20180429_0759.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-04-29 07:59
+from __future__ import unicode_literals
+
+import django.core.files.storage
+from django.db import migrations, models
+import documents.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0042_auto_20180403_0702'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='documentversion',
+            name='encoding',
+            field=models.CharField(blank=True, editable=False, max_length=64, null=True, verbose_name='Encoding'),
+        ),
+        migrations.AlterField(
+            model_name='documentversion',
+            name='file',
+            field=models.FileField(storage=django.core.files.storage.FileSystemStorage(location=b'/home/rosarior/development/mayan-edms/mayan/media/document_storage'), upload_to=documents.models.UUID_FUNCTION, verbose_name='File'),
+        ),
+        migrations.AlterField(
+            model_name='documentversion',
+            name='mimetype',
+            field=models.CharField(blank=True, editable=False, max_length=255, null=True, verbose_name='MIME type'),
+        ),
+    ]