message: Update datePattern for new moment.js format
diff: @@ -52,7 +52,7 @@ var makeTransports = function() {
  timestamp: timestampFn,
  formatter: formatterFn,
  maxFiles: loggerConfig.maxFiles,
  - datePattern: ".yyyy-MM-dd",
  + datePattern: "YYYY-MM-DD",
  tailable: true
  }));
  }
  @@ -65,7 +65,7 @@ var makeTransports = function() {
  timestamp: timestampFn,
  formatter: formatterFn,
  maxFiles: loggerConfig.maxFiles,
  - datePattern: ".yyyy-MM-dd",
  + datePattern: "YYYY-MM-DD",
  tailable: true
  }));
  }
  