attestation: Implemented TpmUtility for TPM 1.2

BUG=brillo:737
TEST=unit, manually ran against a CA

Change-Id: I4c97ae7ff17849cefa18df1d3c8f7035c1eab69a
Reviewed-on: https://chromium-review.googlesource.com/266918
Reviewed-by: Alex Vakulenko <avakulenko@chromium.org>
Tested-by: Darren Krahn <dkrahn@chromium.org>
Commit-Queue: Darren Krahn <dkrahn@chromium.org>
10 files changed
tree: f26411e962d2cbc01c0bde434dae7f288dff0114
  1. client/
  2. common/
  3. server/
  4. attestation.gyp
  5. attestation_testrunner.cc
  6. OWNERS