Changed the deinit call to an unref to prevent a wrong free
Merge pull request #383 from TheNeikos/fix-stack_free_in_cursor

Changed the deinit call to an unref to prevent a wrong free
Add function callback type & members
Add prototype + stub for ws_object_call_cmd()
Add implementation for ws_object_call_cmd()
Merge pull request #368 from matthiasbeyer/add-command_callbacks

Add command callback table support