Merge pull request ruslo#1503 from ithron/pr.PhysUnits

Add 'PhysUnits' package

Add 'USES_TERMINAL_*' to ExternalProject_Add

Merge pull request ruslo#1502 from ithron/pr.Microsoft.GSL

Update Microsoft.GSL to v1.0.0-p1

libsodium 1.0.16-p0

Force LF: basic-deps.info

Add Microsoft.GSL package (ruslo#1499)

Merge pull request ruslo#1500 from rbsheth/pr.gRPC

Update gRPC package to v1.12.1-p0

Add 'date' package

Add CURL-with-ares example

glm 0.9.9.0