Revision history for Perl extension Unix::PID.

0.0.1  Thu Nov 17 11:27:19 2005
	- original version; created by h2xs 1.22 with options
		-AXc -n Unix::PID

0.0.2  Fri Nov 18 21:33:14 2005
	- fixed up POD a bit
	- added wait_for_pidsof()

0.0.3  Fri Dec  9 17:30:07 2005
	- added is_*running methods

0.0.4  Thu Dec 15 23:51:24 2005 
	- added pid_file()
