.travis.yml: do not deploy pull requests
.travis.yml: do not deploy pull requests

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