Log Message:
Update to version 1.5.7

Changes since last packaged version (1.5.5):

2008-02-22
- Add icmp type/code decoding
- Add proper icmp v9 decoding
- Fix memory leaks in -e auto expire mode in nfcapd.
- Fix somee potential dead locks with file locking, when expiring
- Fix multicast bug in nfreplay
- Add hostname lookup for IP addresses in filter.

2007-10-15      stable-1.5.6
- Fix odd CISCO behaviour for ICMP type/code in src port.
- Add fast LZO1X-1 compression option (-z) for output file.
- Add lists for port in syntax -> port in [ 135 137 445]
- Add lists for AS syntax -> as in [ 1024 1025 ]
- Bug fix in filter for syntax 'src as and dst as'