ettercap 0.6.b

リリース。0.6.xはいつまで続くのかな？16進なのかな？

o Plugins now works with GTK+ interface
o Updated the passive OS fingerprint database (1279 records)
o Fixed internal refreshing (for huge traffic loads)
o Fixed wifi-dump support
o Fixed doppleganger re-arp
o Fixed a problem with signed char under mac G3
o Fixed some possible buffer overflows