Fix struct copying
Fix struct copying

The container of data field also needs to be copied, or the old one will
be overwritten

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