"veyron/security": Expose Load/SavePEMKey

LoadPEMKey and SavePEMKey methods would be needed by WSPR to manage
its private key within Chrome. This CL exposes these two methods.

Change-Id: I8e16fccce899ed305471549978a33d24c2453130
4 files changed
tree: f8cbe9b63fdd4c8ebd7c7eef06f5a462cc23f176
  1. lib/
  2. profiles/
  3. runtimes/
  4. security/
  5. services/
  6. tools/