code: public static final Function<String, DateMidnight> strToDateMidnight(String pattern, DateTimeZone dateTimeZone) {
  		return FnDateMidnight.strToDateMidnight(pattern, dateTimeZone);
  	}
docs: <p>
  It converts the input {@link String} into a {@link DateMidnight} using the given pattern parameter and with the given
  {@link DateTimeZone}. If the pattern includes either, the name of the month or day of week, a conversion
  accepting a {@link Locale} must be used instead
  </p>
  
  @param pattern string with the format of the input String
  @param dateTimeZone the the time zone ({@link DateTimeZone}) to be used
  @return the {@link DateMidnight} created from the input and arguments