update (c) years
change comment note about perl version
fix hashbangs, use '/usr/bin/env'
change diag to note, add perl version info
add 'use strict & warnings'
just rename file
just rename file
fix POD: make lib references as links
add some comments
add test for check syntax, presence of use strict & warnings
add test for check spelling errors in POD
add test for check the correct line endings
add test for check code for FIXME/XXX/TODO labels
add test for check code coverage
update MANIFEST
add test for check cyclomatic (mccabe) complexity
update POD, add docs for methods
update POD, add docs for methods