[ofiwg] Libfabric v2.1.0 is released

[Xiong, Jianxin]

The OpenFabrics Interfaces Working Group and the libfabric community 
are pleased to announce release of version v2.0.0 of libfabric and 
fabtests. The source packages (.tar.bz2) can be downloaded from:
 
https://github.com/ofiwg/libfabric/releases/tag/v2.1.0

The list of changes is available in:
 
https://github.com/ofiwg/libfabric/blob/v2.1.0/NEWS.md

-Jianxin