Security API additions.

-Principal can now get a slice of blessings that match a name.
-Principal can now get a name for a blessing that belongs to it.
-BlessingStore exports a map of all the pattern/blessings that have been added.

Change-Id: Idaa8d9ddf8acd03a7d2b72d5bf408566d1a8cdc1
12 files changed
tree: 18b575ac1893fcb5935485fc1594a70c320d8ecf
  1. lib/
  2. profiles/
  3. runtimes/
  4. security/
  5. services/
  6. tools/