Stubs for rollback tests in tpm2_tao_test.
Stubs for rollback tests in tpm2_tao_test.

jlmucb/cloudproxy,jethrogb/cloudproxy,jlmucb/cloudproxy,jethrogb/cloudproxy,jlmucb/cloudproxy,jethrogb/cloudproxy,jethrogb/cloudproxy,jlmucb/cloudproxy,jethrogb/cloudproxy,jlmucb/cloudproxy