BUGFIX: Fixed bug whereby chmod, chown, kill, unlink and
utime could not throw an exception, even when they didn't
change all their files, or killed all their processes.BUGFIX: Added support for 'chown', that was previously
overlooked. Mad props to RsrchBoy for spotting this.
(GH Pull #13)BUGFIX: Removed executable bits from some bundled text files.
BUILD: We now use dzil to manage autodie.
TEST: Author tests now look for the AUTHOR_TESTING env
variable (for dzil compliance).TEST: Better testing for chown, chmod, and unlink.