various plugins to enhance olsrd

 olsrd is an implementation of the Optimized Link State Routing protocol
 for Mobile Ad-Hoc networks(MANET)
 .
 The following plugins are available:
 .
  * httpinfo - tiny webserver for information purposes
  * dyn_gw - dynamically announce uplinks
  * dot_draw - generates output (over a TCP socket) in the dot format
  * secure - secure OLSR routing with a shared key
  * nameservice - announce hostnames and dns servers
  * bmf - basic multicast forwarding
  * quagga - import external routes from quagga
  * txtinfo - display information about the OSLR node
 .
 The following plugins are also included, even though experimental and demo
 plugins:
 .
  * pgraph - performance graph
  * watchdog - detection of olsrd freeze
  * tas - tiny application server
  * mini - minimal example plugin (demo)
  * dyn_gw_plain - dyn_gw without ping/libthread
  * arprefresh - optimize kernel arp cache from olsr UDP sniffing
  * mdnsp - multicast DNS via OLSR mesh network
  * p2pd - distribute P2P Discovery messages