code: function(config) {
  
  		var field_name,
  			type,
  			constructor;
  
  		for (field_name in config.fields) {
  
  			type = config.fields[field_name].type || Lava.schema.data.DEFAULT_FIELD_TYPE;
  			constructor = Lava.ClassManager.getConstructor(type, 'Lava.data.field');
  			this._fields[field_name] = new constructor(
  				this,
  				field_name,
  				config.fields[field_name],
  				this._properties_by_guid
  			);
  
  		}
  
  	}
docs: Create field instances and return the default record properties object
  @param {(_cModule|_cMetaStorage)} config
  @returns {Object} Default record properties object with initial values for each field