force external flac given non-deterministic autodetection causing PLIST problems
missing -lsocket -lnsl on some binaries for SunOS and update PLIST with aaxine
restriction is came from model files, so only affect to binary of base package.
Remove deprecated tournament model, it reduce much memory to create binary model.

Bump PKGREVISION.
Updated textproc/cabocha to 0.67nb1