- add netmap-libpcap

- add netmap (FreeBSD header files need to be updated with this)
- move prototype perl scripts to prototype/ folder
- create basic structure for sipcap app (no code yet)

netmap-libpcap/.gitignore

@@ -0,0 +1,45 @@
+Makefile
+*~
+*.o
+bpf_filter.c
+capturetest
+config.h
+config.log
+config.cache
+config.status
+stamp-h
+stamp-h.in
+autom4te.cache/
+.devel
+filtertest
+findalldevstest
+grammar.c
+libpcap.a
+libpcap.*.dylib
+libpcap.sl
+libpcap.so.*
+libpcap-*.tar.gz
+net
+os-proto.h
+pcap-config
+pcap-filter.manmisc
+pcap-linktype.manmisc
+pcap-savefile.manfile
+pcap-tstamp.manmisc
+pcap.3pcap
+pcap_compile.3pcap
+pcap_datalink.3pcap
+pcap_dump_open.3pcap
+pcap_get_tstamp_precision.3pcap
+pcap_list_datalinks.3pcap
+pcap_list_tstamp_types.3pcap
+pcap_open_dead.3pcap
+pcap_open_offline.3pcap
+pcap_set_tstamp_precision.3pcap
+pcap_set_tstamp_type.3pcap
+scanner.c
+scanner.h
+selpolltest
+tokdefs.h
+version.c
+version.h