remove_wlan: improve comment (refs #2122)

git-svn-id: file:///var/svn/freetz/trunk@10637 149334a1-2f27-0410-a3b9-fc62619ac1e6
remove_dect: revert r10319 until we have a better solution (refs #2056)

git-svn-id: file:///var/svn/freetz/trunk@10639 149334a1-2f27-0410-a3b9-fc62619ac1e6