Changes for version 1.23
- More gracefully handle arbitrary hostnames.
- Patch RT#84658 by Yann Rouillard:
- Avoid gleefully double removing valid lockfile when ->unlock is explicitly called.
- Patch RT# by cpan at danonline.net:
- Fixed $graceful_sig to exit with non-zero to more closely match stock signal handlers.
- File::NFSLock - perl module to do NFS (or not) locking