I think epic games is already working on a bsp 2.0 system, but you can also vote for something like that on the roadmap: https://trello/b/gHooNW9I/ue4-roadmap 
I think epic games is already working on a bsp 2.0 system, but you can also vote for something like that on the roadmap: https://trello/b/gHooNW9I/ue4-roadmap