DevIo: beautify log msg for bin data

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5388 2b470e98-0d58-463d-a4d8-8e2adae1ed80
OWAD: fix async call of BinValues

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5389 2b470e98-0d58-463d-a4d8-8e2adae1ed80