Register NIST P384 tfm and extend the testmgr with NIST P384 test vectors.

Summary of changes:

* crypto/ecdh.c
  - fix 'ecdh_init' not unregistering NIST P192
  - add ecdh_nist_p384_init_tfm
  - register and unregister P384 tfm

* crypto/testmgr.c
  - add test vector for P384 on vector of tests

* crypto/testmgr.h
  - add test vector params for P384

---
v1 -> v2:
* Add patch#1:
  - Fix ecdh-nist-p192's entry in testmgr.
  - Add a comment for registering ecdh-nist-p192.
---

Hui Tang (4):
  crypto: ecdh: fix ecdh-nist-p192's entry in testmgr
  crypto: ecdh - fix 'ecdh_init'
  crypto: ecdh - register NIST P384 tfm
  crypto: ecdh - add test suite for NIST P384

 crypto/ecdh.c    | 45 +++++++++++++++++++++++++++++++++++++++-
 crypto/testmgr.c | 10 ++++++---
 crypto/testmgr.h | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 3 files changed, 112 insertions(+), 6 deletions(-)

--
2.8.1