public UTCDate getTodayUTC() {
        final DateRecord today = parseDate(UTCDate.create());
        return UTCDate.create(
                today.getYear(),
                today.getMonth(),
                today.getDay(),
                0,
                0,
                0,
                0);
    }
Shifts the currently specified date by the given number of months. The day
of the month will be pinned to the original value as far as possible.

@param deltaMonths - number of months to be added to the current date
stroom-core-client-widget/src/main/java/stroom/widget/datepicker/client/DateTimeModel.java