libconnect: lib/: fixing declarations in functions, adding additional debug output and removing use-after-free error in packet_recv for BSD
libconnect: connect.gm: improving support for Darwin-based environments
libconnect: src/connect_api.c: adding iface passing as command line argument
libconnect: samples/raw/bpf-bsd_0.c: adding promisc mode for iface
libconnect: lib/: improving packet_print callback and fixing data type for iface in src/