CUL: added homematic changed from Martin


git-svn-id: svn://svn.code.sf.net/p/fhem/code@4467 2b470e98-0d58-463d-a4d8-8e2adae1ed80
CUL: allowing rfmode setting for non-attached devices


git-svn-id: svn://svn.code.sf.net/p/fhem/code@4468 2b470e98-0d58-463d-a4d8-8e2adae1ed80