fix(config_management): set config dict keys to be valid ansible variables

!18 fixes #47

app/config_management/tests/config_groups/test_config_groups_core.py

@@ -0,0 +1,20 @@
+import pytest
+import unittest
+
+from django.test import TestCase
+
+from config_management.models.groups import ConfigGroups
+
+
+class ConfigGroups(TestCase):
+
+    model = ConfigGroups
+
+    model_name = 'configgroups'
+
+
+    @pytest.mark.skip(reason="to be written")
+    def test_config_groups_config_keys_valid_ansible_variable():
+        """ All config keys must be valid ansible variables """
+        pass
+