[clang] Hide -Wmismatched-tags warning caused by gtkmm
[clang] Fix -Wsentinel warning
[clang] Fix -Wunused-value warnings (remove unused typeid()s)
[clang] Fix -Woverloaded-virtual warning (implement missing method)
[clang] Fix -Wunused-variable (comment out unused variable)
Try to fix some errors on Debian 4
implementing some methods to configure carrier parameteres from port admin commands