buffet: Add Manager class

This class implements the Manager DBus interface and is responsible for
global operations of Buffet.  For instance, this class is responsible
for initiating device regsitration and accepting state updates to be
published to the cloud.

BUG=chromium:355387
TEST=buffet_BasicDBusAPI passes.

Change-Id: Id38d9698048bd0fa722dc297a957c80e0a488870
9 files changed
tree: ac8da1b32cfacce010f52649db2061b4402cebed
  1. attestation/
  2. buffet/
  3. LICENSE