minor: sync grep and echo of check_survived_imports at shippable.yml
minor: sync grep and echo of check_survived_imports at shippable.yml

romani/checkstyle,jonmbake/checkstyle,rnveach/checkstyle,romani/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,romani/checkstyle,romani/checkstyle,rnveach/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,romani/checkstyle,checkstyle/checkstyle,rnveach/checkstyle,jonmbake/checkstyle,jonmbake/checkstyle,rnveach/checkstyle,romani/checkstyle