Merge pull request #80 from a-ilango/dev

Sync with libfabric changes and check remote cq data flag in completion
ud_pingpong - do not use fi_connect anymore

Signed-off-by: Reese Faucette <rfaucett@cisco.com>
Merge pull request #81 from rfaucett/pr/ud_noconn

ud_pingpong - do not use fi_connect anymore
Add a simple example for message endpoint without the pingpong test.

Signed-off-by: Arun C Ilango <arun.ilango@intel.com>