Add buffered send/recv

Signed-off-by: Jithin Jose <jithin.jose@intel.com>
- Bug fixes
- Cleanups

Signed-off-by: Jithin Jose <jithin.jose@intel.com>
Changes for Sockets Provider - Progress Engine

Signed-off-by: Jithin Jose <jithin.jose@intel.com>
Implement sendv functions for usdf.
Fixed a bug that reports packet truncation when post recv buffer
is smaller than 64 bytes.

Signed-off-by: Xuyang Wang <xuywang@cisco.com>
Merge pull request #424 from xuywang/pr/dgram_send

Implement sendv functions for usdf
Merge pull request #428 from jithinjosepkl/pr/sockets

Fix warnings in Sockets Provider (Issue #427)
Socket provider: update sock_av and sock_conn.
- Add comm-buffer-init
- Add av-insert-svc

Signed-off-by: Jithin Jose <jithin.jose@intel.com>
Merge pull request #431 from jithinjosepkl/pr/devel

prov/sockets