Reviewed by: steve

Fix memory leaks.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Support for TLS/DTLS heartbeats.

Submitted by: Peter Sylvester <peter.sylvester@edelweb.fr>
Reviewed by: steve

- remove some unncessary SSL_err and permit
an srp user callback to allow a worker to obtain
a user verifier.

- cleanup and comments in s_server and demonstration
for asynchronous srp user lookup

Submitted by: Tianjie Mao <tjmao@tjmao.net>
Reviewed by: steve

Fix incorrect comma expressions and goto f_err as alert has been set.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Add SCTP support for DTLS (RFC 6083).

New function to retrieve compression method from SSL_SESSION structure.

Delete SSL_SESSION_get_id_len and SSL_SESSION_get0_id functions
as they duplicate functionality of SSL_SESSION_get_id. Note: these functions
have never appeared in any release version of OpenSSL.

Submitted by: Peter Sylvester <peter.sylvester@edelweb.fr>
Reviewed by: steve

Remove unnecessary code for srp and to add some comments to
s_client.

- the callback to provide a user during client connect is
no longer necessary since rfc 5054 a connection attempt
with an srp cipher and no user is terminated when the
cipher is acceptable

- comments to indicate in s_client the (non-)usefulness of
th primalaty tests for non known group parameters.

methods isn't presorted, it will be sorted on first read).

Submitted by: Adam Langley

Submitted by: Peter Sylvester <peter.sylvester@edelweb.fr>
Reviewed by: steve

Make SRP conformant to rfc 5054.

Changes are:

- removal of the addition state after client hello
- removal of all pre-rfc srp alert ids
- sending a fatal alert when there is no srp extension but when the
server wants SRP
- removal of unnecessary code in the client.

(Problem pointed out by Ben Murphy.)

Submitted by: Adam Langley

aspirational __owur annotations.

Submitted by: Peter Sylvester <peter.sylvester@edelweb.fr>
Reviewed by: steve

Document unknown_psk_identify alert, remove pre-RFC 5054 string from
ssl_stat.c

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Send alert instead of assertion failure for incorrectly formatted DTLS
fragments.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fix for ECC keys and DTLS.

Submitted by: Bob Buckholz <bbuckholz@google.com>

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fix DTLS bug which prevents manual MTU setting

Submitted by: Adam Langley

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fix DTLS buffering and decryption bug.