Defines the behaviour for date fields.
Deserialize this field from the type stored in MongoDB to the type defined on the model.
@example Deserialize the field.
field.deserialize(object)
@param [ Object ] object The object to cast.
@return [ Date ] The converted date.
@since 2.1.0
Converts the date to a time to persist.
@example Convert the date to a time.
Date.convert_to_time(date)
@param [ Date ] value The date to convert.
@return [ Time ] The date converted.
[Validate]