Document how stack uses the Cabal library in Architecture.md#4494

Merged

dbaynard merged 5 commits intocommercialhaskell:stablefrom dbaynard:document-cabal-lib

Feb 11, 2019

+80-2

Commits on Jan 8, 2019

Document how stack uses the Cabal library in FAQ
dbaynard
committed

Commits on Jan 20, 2019

Commits on Feb 10, 2019

Describe the behaviour of stack with build-type: Custom
dbaynard
committed

Commits on Feb 11, 2019

Move documentation on Cabal from FAQ to Architecture document
dbaynard
committed