Replace all "_" with "-" in command line
Replace all "_" with "-" in command line

Because underscores are used more in command line, and hyphens are
preferred in Rebol, the intention was to respect both conventions, and
do a conversion on the fly, but it didn't replace them all.

kealist/ren-c,giuliolunati/ren-c,codebybrett/ren-c,kealist/ren-c,codebybrett/ren-c,rgchris/ren-c,hostilefork/rebol,codebybrett/ren-c,codebybrett/ren-c,hostilefork/rebol,rgchris/ren-c,kealist/ren-c,giuliolunati/ren-c,codebybrett/ren-c,rgchris/ren-c,hostilefork/rebol,draegtun/ren-c,kealist/ren-c,hostilefork/rebol,draegtun/ren-c,giuliolunati/ren-c,kealist/ren-c,draegtun/ren-c,kealist/ren-c,hostilefork/rebol,rgchris/ren-c,codebybrett/ren-c,draegtun/ren-c,hostilefork/rebol,rgchris/ren-c,giuliolunati/ren-c,draegtun/ren-c,draegtun/ren-c,giuliolunati/ren-c