remove some stray files

.gitignore supercedes .cvsignore. The uuencoded test file is of no use
since commit acd66de.
update URLs in the README

The anonymous CVS server isn't functional any more. The LBL URL has
changed. Current version of tcpslice is now on GitHub.
nflog - minor changes
NFLOG: more minor improvements

Reduce pointer conversion and do version check before header decoding.
NFLOG: fix error message
print-nfs: add versions of nfsreq_print and nfsreply_print that do not print dst/src addresses
print-tcp: move nfs specific dispacting to after the tcp header decoding
print-tcp: add some NFS printing finish

Add printing of direction and restore printing of the transaction ID,
which print_nfsaddr() used to output in a way.
updated changes and credits
bumped version
fixup credits

A recent commit replaced tcpdump contributors list  with libpcap
contributors list and added to the replaced list new libpcap
contributors. Restore the original list and add new tcpdump
contributors:

* Bram
* Dmitrij Tejblum
* fra
* Gregory Detal
* Jorge Boncompte [DTI2]
* Longinus00
* Marc Abramowitz
* Ola Martin Lykkja
* Oleksij Rempel
* Petar Alilovic
* Stephane Bortzmeyer
* Thomas Jacob
* Udayakumar
* Wim Torfs

Fix some sorting and formatting while at it.
print-ip6: add a test on the header version value