Issue #5086: put memory limit to travis for checkstyle, sevntu-checkstyle execution
Issue #5086: put memory limit to travis for checkstyle, sevntu-checkstyle execution

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