updated trevis.yml as per https://docs.travis-ci.com/user/languages/javascript-with-nodejs#Node.js-v4-(or-io.js-v3)-compiler-requirements
updated trevis.yml as per https://docs.travis-ci.com/user/languages/javascript-with-nodejs#Node.js-v4-(or-io.js-v3)-compiler-requirements

stebogit/matrix-to-grid,stebogit/matrix-to-grid