sshirokov/csgtool — pull request #16 by sshirokov (2013-06-06 02:17:20+00:00)
Title: Remove the klist_t(poly) backed bsp_subdivide()

This removes the last caller of `_bsp_subdivide()` and then removes it entirely.

This also early-terminates clipping much earlier when there is nothing left to clip.

Merge target: #13

Timing now

```
real	0m21.014s
user	0m20.906s
sys	0m0.093s
```