added key generation in the background to keyd.c
Merge branch 'master' of ssh://git.code.sf.net/p/allnet/code
added Wes Peterson to AUTHORS
added background generation of spare keys
added a simple packet sniffer, allnet-sniffer
slightly improved packet presentation in sniffer
added stream option to {init,create}_packet
improved astop
fixed a comment in app_util.h