Import the HAN collective into 4.1#7945

Merged

jsquyres merged 5 commits intoopen-mpi:v4.1.xfrom

bosilca:4.1/han

Oct 29, 2020

Commits on Oct 27, 2020

Initial import of the HAN collective module

dycz0fx
authored and
bosilca
committed
Coll/han Bull

authored and
bosilca
committed
A complete overhaul of the HAN code.
bosilca
committed
Fix partial packing of non data elements.
bosilca
committed

Commits on Oct 28, 2020

Fix HAN issues reported by Coverity.
bosilca
committed