"veyron/tools/principal": Part 3: dump

Added the 'dump' command that dumps the principal's public key
roots and store. The latter are dumped by invoking a "DebugString"
methods on the corresponding objects, also added by this CL.

Change-Id: Ib22e8427e9188283918516427343808ab1d27c20
4 files changed
tree: aae1bc95c2ef5f6762352278572165405685e12f
  1. lib/
  2. profiles/
  3. runtimes/
  4. security/
  5. services/
  6. tools/