message: chore(changelog): minor tweaks to changelog script
  The following tweaks have been added to the script:
  Do not include commits that are `chore(release): publish`
  Do not include changelogs for packages with no changes
diff: @@ -141,8 +141,10 @@ function getChangelog(pkgName, folder) {
  const choreSubject = _getCommitSubject(commitParse);
  chores[choreName] = chores[choreName] || [];
  + if (choreSubject !== 'publish') {
  chores[choreName].push(choreSubject);
  }
  + }
  });
  if (Object.keys(features).length) {
  @@ -178,6 +180,14 @@ function getChangelog(pkgName, folder) {
  changelog += '\n';
  }
  + if (
  + Object.keys(features).length === 0 &&
  + Object.keys(fixes).length === 0 &&
  + Object.keys(chores).length === 0
  + ) {
  + changelog = '';
  + }
  +
  return changelog;
  }
  