implement dynamic forward entries
convert all time related datastructure to struct timeval
implement hwtimer based timeout
make interest retransmit timeout configurable
implement packet statistics
fix broadcast identifier
fix local address detection
clean up ccnl_get_face_or_create
get rid of not working defines
moved ccnl include folder in net/include
timeout interest
clean up ccnls main loop
implement NACK for local requesters
fix memory leak introduced in 4ee51d