ZWave: CONFIGURATION class fixes


git-svn-id: https://svn.code.sf.net/p/fhem/code/trunk@6693 2b470e98-0d58-463d-a4d8-8e2adae1ed80
MQTT: fix commandref

git-svn-id: https://svn.code.sf.net/p/fhem/code/trunk@6694 2b470e98-0d58-463d-a4d8-8e2adae1ed80