More Python hacking to deal with config.py split

and resulting recursive import trickiness.

--HG--
extra : convert_revision : 1ea93861eb8d260c9f3920dda0b8106db3e03705

src/python/m5/objects/OzoneCPU.py

@@ -1,5 +1,5 @@
+from m5.params import *
 from m5 import build_env
-from m5.config import *
 from BaseCPU import BaseCPU
 
 class DerivOzoneCPU(BaseCPU):