message: Add types for seconds related functions in utils.
diff: @@ -30,6 +30,8 @@ export class Utils<TDate> {
  setHours(value: TDate, count: number): TDate;
  getMinutes(value: TDate): number;
  setMinutes(value: TDate, count: number): TDate
  + getSeconds(value: TDate): number;
  + setSeconds(value: TDate, count: number): TDate
  getMonth(value: TDate): number;
  getYear(value: TDate): number;
  setYear(value: TDate, count: number): TDate;
  @@ -50,5 +52,6 @@ export class Utils<TDate> {
  getDayText(date: TDate): string;
  getHourText(date: TDate, ampm: boolean): string;
  getMinuteText(date: TDate): string;
  + getSecondText(date: TDate): string;
  getYearText(date: TDate): string;
  }
  