Renamed CorpContact.title to civility

This matches the same attributes for Student and Teacher models.

stages/migrations/0013_renamed_title_to_civility.py

@@ -0,0 +1,16 @@
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stages', '0012_added_date_fields_for_student'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='corpcontact',
+            old_name='title',
+            new_name='civility',
+        ),
+    ]