code: function cellToDate() {
  		var cellOffset = cellToCellOffset.apply(null, arguments);
  		var dayOffset = cellOffsetToDayOffset(cellOffset);
  		var date = dayOffsetToDate(dayOffset);
  		return date;
  	}
docs: cell -> date (combines all transformations) Possible arguments: - row, col - { row:#, col: # }