Made some parts of NetworkInformation more robust against rancid Linux network adapters without unicast addresses
Made some parts of NetworkInformation more robust against rancid Linux network adapters without unicast addresses

git-svn-id: 285d6e11b92f44d073a8e12a14e649675b16fc71@908 3ec011a9-ccf5-4689-8f2f-5f4aa021d377

UniStuttgart-VISUS/megamol,UniStuttgart-VISUS/megamol,UniStuttgart-VISUS/megamol,UniStuttgart-VISUS/megamol,UniStuttgart-VISUS/megamol