Switch ogle over to the in-tree debug/proc package.  Fix
debug/proc to install to the right place.  Delete the old
ptrace package.  The diff looks huge, but it's mostly
s/ptrace/proc/.

R=rsc
APPROVED=rsc
DELTA=1940  (10 added, 1835 deleted, 95 changed)
OCL=34966
CL=34968
16 files changed
tree: cc67b99180556459c30bec1ab4cdcb0c9f01ae73
  1. doc/
  2. include/
  3. lib/
  4. misc/
  5. pkg/
  6. src/
  7. test/
  8. usr/
  9. AUTHORS
  10. LICENSE