Make "land ownership details" visible always

Closes #71

apps/map/migrations/0064_auto_20180526_1536.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2018-05-26 15:36
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('map', '0063_auto_20180525_0052'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='casestudy',
+            name='land_ownership_details',
+            field=models.CharField(blank=True, help_text='Please specify details about land ownership', max_length=256, null=True, verbose_name='Land ownership/tenure details'),
+        ),
+    ]