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.