This class allow different implementations for location field.
Add record to sys_objects_location_field table, like you are doing this for Comments or Voting objects:
- object: your object name, usually it is in the following format - vendor prefix, underscore, module prefix;
- module: module name
- title: translatable title
- class_name: user defined class name which is derived from BxDolLocationField.
- class_file: the location of the user defined class, leave it empty if class is located in system folders.