- devStateIcon has an optional third parameter: command to execute
- the first webCmd argument is no longer used by the state-icon, this can be
  implemented by the new devStateIcon parameter


git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2908 2b470e98-0d58-463d-a4d8-8e2adae1ed80
button trigger event, bug fixes

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2909 2b470e98-0d58-463d-a4d8-8e2adae1ed80
MAX: add attr keepAuto

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2910 2b470e98-0d58-463d-a4d8-8e2adae1ed80
fixing not correct working AttrFn


git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2911 2b470e98-0d58-463d-a4d8-8e2adae1ed80