Adding id to lovelace cards in ui-lovelace.yaml (#17498)

* ID is added to cards without ID in ui-lovelace.yaml when loaded

* Hound

* Remove ui-lovelace.yaml

* Nicer get

* Update tests

* If YAML dump fails, config not gone

* Add tests

* Woof!

* Remove nosetests

* Address comments

* Woof...

* Delete test.yaml

* update rights to saved file

* fix

* line break

script/gen_requirements_all.py

@@ -111,6 +111,7 @@ TEST_REQUIREMENTS = (
     'wakeonlan',
     'vultr',
     'YesssSMS',
+    'ruamel.yaml',
 )
 
 IGNORE_PACKAGES = (