Examples (skeletons) for applications that use Getopt::Long.

skel1.pl: simple, straightforward use of Getopt::Long.

skel2.pl: Using Getopt::Long with Pod::Usage.

skel3.pl: Using Getopt::Long with built-in Help and Version messages.

skel4.pl: Extended framework with Getopt::Long, config files, and so
          on.