veyron/security/audit: Bug fixes and tests for those fixes.

Specifically:
(1) PublicKey and PublicID had an infinite recursion problem
(2) Operations on a Derived identity were not being audited

Change-Id: I6ab875c42492a762486c413e8060a5433c8cdf03
4 files changed
tree: 18c0dcf4ecb68f15ebfa15fa2b037d2ff7604757
  1. examples/
  2. lib/
  3. products/
  4. runtimes/
  5. security/
  6. services/
  7. tools/