[WIP] add conduit/blueprint mesh wrapper#18

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xjrc wants to merge 2 commits intolaristra:masterfrom xjrc:feature/ciurej1/add-conduit-option

+308

Commits on Jul 20, 2021

add 'Conduit' as an optional dependency w/ matching mesh test case stub
xjrc
committed

Commits on Jul 29, 2021

add annotated skeleton for 'Conduit' mesh wrapper (provided by @hobywan )
xjrc
committed