$Id: ChangeLog,v 1.23 2009/07/18 15:07:07 jayrfink Exp $
version 1.6
 - Fixed major subnet looping bug
 - Stable version
 - Better TODO/Roadmap
version 1.5
 - Purtied up the code
 - Now checks for self IP address and will skip self scanning if it is
   detected
 - Converted the -ts and -tu specifications to -t SECONDS.USECONDS format.
version 1.4
 - Changed -p option to support both -p PORTNO or -p STARTPORT-ENDPORT
 - Enabled subetscanning on address specification instead of using
   an option 
 - Dumped single address code in favor of making
   end equals start address if no end is specified (loop once)
 - Dropped ckport in favor of a separate utility
 - Removed subnet flag in favor of using the existence of a subnet
   as the key for looping over hosts
 - Enabled full connect for every port as an option
 - Changed t flag to x flag for semantics
 - Added ts flag for timeout seconds
 - Added tu flag for timeout useconds
 - Update man page and usage 
version 1.3
 - Manual page formatting fixed
 - Speed up flag for pre-flight check only check to see if a host
   is actually up the first time; skip it for each subsequent port
version 1.2 aka vegas-merges
 - Do not print port when checking 1 port in ns
 - When doing ping-like check do not print port info
 - Range support for ping check bug fixed
version 1.1
 - Added in-depth connect() error handling
 - Added ping-like only check (isalive)
 - Man page update
version 1.0
 - Initial revision 
