Prep for v1.0.
Add note about libfile-homedir-perl.
Use Log::Message::Simple for debug messages.
Use Log::Message::Simple's carp().
Use all of Cwd.
Add option to specify path to landlerc.
Look for .landlerc in cwd or homedir.
Add FIXME.
Document -f option and where landle searches for config files.
s/TODO/DONE/
Config file doesn't *have* to be named .landlerc...