include: BugFix - correct struct jdksavdecc_descriptor_avb_interface declaration to match IEEE17221-2013
Added get and set functions for reading and writing AVB Interface
descriptor fields log_announce_interval, log_pdelay_interval, and
port_number.
Merge branch 'asi-master' of ssh://github.com/audioscience/jdksavdecc-c into asi-master