v1.16
move libteam to "libteam" dir
libteam: check phys_port_id_len in update_phys_port_id
libteam: libteam.c adjust doc comments to be processed by doxygen
fix cflags path in pc files
update copyright dates and emails
libteam: options.c adjust doc comments to be processed by doxygen
libteam: ports.c adjust doc comments to be processed by doxygen
libteam: stringify.c adjust doc comments to be processed by doxygen