98_Heating_Control.pm - changing a Statement to get it work on older versions of Perl(Synlogy 5.8)

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2776 2b470e98-0d58-463d-a4d8-8e2adae1ed80
Some fixes for network mode


git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2777 2b470e98-0d58-463d-a4d8-8e2adae1ed80
fixing not recognizing hcitool binary path, adding debug log commands


git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2778 2b470e98-0d58-463d-a4d8-8e2adae1ed80