Remove fully-landed or superseded stream docs from current/: - superseded: FIBERS, RACE (folded into PLAN-IO-UNIFY) - complete: ASM, ATOMICS, METATYPE, MULTIRET, EXTERN-EXPORT, COMPILER-API/VM
Remove fully-landed or superseded stream docs from current/: - superseded: FIBERS, RACE (folded into PLAN-IO-UNIFY) - complete: ASM, ATOMICS, METATYPE, MULTIRET, EXTERN-EXPORT, COMPILER-API/VM