Add logging to platform/component setup (#4300)

* Add timeout to platform/component

* Revert "Add timeout to platform/component"

This reverts commit 280a311e48.

* Add logging data

* Change log message with paulus comments

homeassistant/bootstrap.py

@@ -142,6 +142,7 @@ def _async_setup_component(hass: core.HomeAssistant,
         async_comp = hasattr(component, 'async_setup')
 
         try:
+            _LOGGER.info("Setting up %s", domain)
             if async_comp:
                 result = yield from component.async_setup(hass, config)
             else:

homeassistant/helpers/entity_component.py

@@ -138,6 +138,7 @@ class EntityComponent(object):
         entity_platform = self._platforms[key]
 
         try:
+            self.logger.info("Setting up %s.%s", self.domain, platform_type)
             if getattr(platform, 'async_setup_platform', None):
                 yield from platform.async_setup_platform(
                     self.hass, platform_config,