Put everything in Context behind the same Mutex#1035

Closed

emilk wants to merge 2 commits intoemilk:masterfrom danielkeller:ctx-handle

+325-338

Commits on Dec 29, 2021

Move all interior mutability from Context to CtxRef and make it a handle
danielkeller
committed

Commits on Dec 31, 2021

Choose 'Arc' based on feature flag, also for CtxRef
danielkeller
committed