sync tower verify_ssl parameter with tower-cli

Add new input for the tower type credential
elsewhere, tests are being added for verify_ssl in modules
tower-cli also updating to use the original tower.py var

awx/main/migrations/0027_v330_add_tower_verify.py

@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+# AWX
+from awx.main.migrations import _credentialtypes as credentialtypes
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0026_v330_emitted_events'),
+    ]
+
+    operations = [
+        migrations.RunPython(credentialtypes.add_tower_verify_field),
+    ]

awx/main/migrations/_credentialtypes.py

@@ -184,6 +184,14 @@ def create_rhv_tower_credtype(apps, schema_editor):
     CredentialType.setup_tower_managed_defaults()
 
 
+def add_tower_verify_field(apps, schema_editor):
+    tower_credtype = CredentialType.objects.get(
+        kind='cloud', name='Ansible Tower', managed_by_tower=True
+    )
+    tower_credtype.inputs = CredentialType.defaults.get('tower')().inputs
+    tower_credtype.save()
+
+
 def add_azure_cloud_environment_field(apps, schema_editor):
     azure_rm_credtype = CredentialType.objects.get(kind='cloud',
                                                    name='Microsoft Azure Resource Manager')