code: function getColumnName(columnDefinitions, property) {
      Validate.isObject(columnDefinitions);
      Validate.notNull(columnDefinitions);
      Validate.isString(property);
      Validate.notNullOrEmpty(property);
  
      for (var column in columnDefinitions) {
          if (column.toLowerCase() === property.toLowerCase()) {
              return column;
          }
      }
  
      return property; // If no definition found for property, simply returns the column name as is
  }
docs: Returns the column name in the column definitions that matches the specified property
  @private