Add support for ls -T and ls -E in coreutils ls

[IgorTodorovskiIBM]

-T lists the tag:

ls -T a.txt
t ISO8859-1   T=on  a.txt

[IgorTodorovskiIBM]

For now I'm adding a bypass in #75 to unblock users. A better solution will be to implement logic for handling -T and -E in ls.c so I will keep this open