Updated documentation to include blockwise transfers.

Updated validation history.

Updated documentation to include blockwise transfers.

Updated validation history.

Updated documentation and validation history.

Updated documentation and validation history.

Fixed the logic in coap_server.c used to choose between piggy-backed …

…and separate responses.

Fixed the logic in coap_server.c used to choose between piggy-backed …

…and separate responses.

Updated documentation and validation history.

Updated documentation and validation history.

Made the inclusion of the raw_keys.h include file dependent on DTLS b…

…eing enabled.

Updated documentation to include DTLS features.