Merge branch 'master' of git://git.distorted.org.uk/~mdw/odin-cgi

* 'master' of git://git.distorted.org.uk/~mdw/odin-cgi:
  lib/Odin.pm: Alter `redir_query' to break ties by local part.
  bin/mailredir.userv, lib/Odin.pm: Modify multiple redirections at once.
  bin/mailredir.userv, lib/Odin.pm: Allocate multiple local parts at once.
  lib/Odin.pm: New function for parsing and checking integer arguments.