added BPF functionality for BSD systems
BPF functionality revision #1
DgramBuf_empty always returns true when we try to write
added dest MAC address filter to BPF, along with verbose debugging info
added BPF functionality for BSD systems
finalized BPF functionality for BSD systems
changed unsigned char to uint8_t when finding machine hw addr
moved #include statements for BPF files into ndnld.h, added cast to void* arithmetic
uncommented daemonize(), deleted misc commented out code
some adjustments made so code will compile without errors or warnings on FreeBSD
some adjustments made so code will compile without errors or warnings on FreeBSD
Merge branch 'master' into BPF

BPF functionality added and tested
merged master into BPF, changed README
Merge pull request #6 from NDN-Routing/BPF

BPF functionality complete