Optimize template 2 (#3521)

* Enforce compiling templates

* Refactor templates

* Add template validator to Logbook service

* Some more fixes

* Lint

* Allow easy skipping of rfxtrx tests

* Fix template bug in AND & OR conditions

* add entities extractor

Conflicts:
	tests/helpers/test_template.py

* fix unittest

* Convert template to be async

* Fix Farcy

* Lint fix

* Limit template updates to related entities

* Make template automation async

tests/components/mqtt/test_init.py

@@ -118,20 +118,6 @@ class TestMQTT(unittest.TestCase):
         }, blocking=True)
         self.assertFalse(mqtt.MQTT_CLIENT.publish.called)
 
-    def test_service_call_without_payload_or_payload_template(self):
-        """Test the service call without payload or payload template.
-
-        Send empty message if neither 'payload' nor 'payload_template'
-        are provided.
-        """
-        # Call the service directly because the helper functions require you to
-        # provide a payload.
-        self.hass.services.call(mqtt.DOMAIN, mqtt.SERVICE_PUBLISH, {
-            mqtt.ATTR_TOPIC: "test/topic"
-        }, blocking=True)
-        self.assertTrue(mqtt.MQTT_CLIENT.publish.called)
-        self.assertEqual(mqtt.MQTT_CLIENT.publish.call_args[0][1], "")
-
     def test_service_call_with_ascii_qos_retain_flags(self):
         """Test the service call with args that can be misinterpreted.