[ofiwg] Add a NEWS file to libfabric?

[Hefty, Sean]

> Should we add a NEWS file in v1.1.1 (and master, which will ultimately
> become v1.2)?  We can use short bullets to list user-noticeable changes in
> specific releases.
> 
> The key is "user-noticeable" -- we don't have to list every little thing
> in NEWS, but rather apply a(n admittedly) subjective filter and list only
> things that we think educated users will want or need to know.

Yes, I think we need this.