Fixes requests to reactivate agent causes verifier exception (#311)
Fixes requests to reactivate agent causes verifier exception (#311)

The agent passed to process_agent can be an orm obj (PUT)
or a dict obj (POST), convert the agent to dict if it's not.

Resolves #310
mit-ll/python-keylime,mit-ll/python-keylime,mit-ll/python-keylime,mit-ll/python-keylime