Log Message:
Update chkrootkit to 0.44

- Fix false positive on NetBSD for "login".  Thanks to Richard Ibbotson for
  helping sort this out.
- Install main shell script and documentation.

chkwtmp.c
	fix: del counter (Thanks to Dietrich Raisin)
chkproc.c
	fix: better support for Linux threads
chkrootkit;
	new rootkit detected: Madalin rootkit
	top and find tests improved for Suse Linux
	more ports added in the bindshell test
	fix: FreeBSD false positives
	fix: slammer detection
	lots of minor bug fixes