message: ci: simplify validate-commit-message empty line logic
diff: @@ -13,12 +13,8 @@ module.exports = (gulp) => () => {
  }
  let someCommitsInvalid = false;
  - let commitsByLine = stdout.trim().split(/\n/);
  - for (var i = 0; i < commitsByLine.length; i++) {
  - if (!commitsByLine[i]) {
  - commitsByLine.splice(i, 1);
  - }
  - }
  + let commitsByLine = stdout.trim().split(/\n/).filter(line => line != '');
  +
  console.log(`Examining ${commitsByLine.length} commits between HEAD and master`);
  if (commitsByLine.length == 0) {
  