Test for "return" in a "foreach" loop
In foreach, check "next" stack for break / return

Instead of our stack
Cleanups and better tests for foreach / return
Should be vp_aprints not vp_aprint
Make map_afrom_attr_str more caller friendly
Binary attributes printed to strings *must* be prefixed with 0x.

Else they're not parseable back into binary attributes...
Add internal API for rlm_cache module
Add configure scripts for rlm_cache so we can run sub configure scripts for drivers
Add memcached rlm_cache_driver