docs: function show() {
      var parsed = ensureConfig();
      function showRollbacks() {
          var rollbacks = mu.getRollbacks();
          var keys = Object.keys(rollbacks);
          var padBtm = [0, 0, 1, 0];
          var ui = pargv.ui(105);
          var i = keys.length;
          var hdrNo = { text: " ", width: 5 };
          var hdrId = { text: "" + chalk.underline.gray('ID'), width: 20 };
          var hdrTs = { text: "" + chalk.underline.gray('Timestamp'), width: 30 };
          var hdrCt = { text: "" + chalk.underline.gray('Count'), width: 10 };
          var hdrTpl = { text: "" + chalk.underline.gray('Templates'), width: 35, padding: padBtm };
          ui.div(hdrNo, hdrId, hdrTs, hdrCt, hdrTpl);
          while (i--) {
              var key = keys[i];
              var rb = rollbacks[key];
              var no = { text: i + 1 + ")", width: 5 };
              var id = { text: "" + chalk.cyan(rb.id), width: 20 };
              var ts = { text: "" + chalk.yellow(rb.timestamp), width: 30 };
              var ct = { text: "" + chalk.green(rb.count + ''), width: 10 };
              var tpl = { text: "" + chalk.magenta(rb.templates.join(', ')), width: 35 };
              ui.div(no, id, ts, ct, tpl);
          }
          ui.show();
      }
      switch (parsed.name) {
          case 'r':
              showRollbacks();
              break;
          case 'rollbacks':
              showRollbacks();
              break;
          default:
              break;
      }
  }