Revert "List all files in memory cache improves perf 1.4x"
Revert "List all files in memory cache improves perf 1.4x"

This reverts commit 6dad5ad34d0cea80ff9be75d9a77e07f19d9175a.

blakeembrey/typescript-node,TypeStrong/ts-node,TypeStrong/ts-node,TypeStrong/ts-node,blakeembrey/typescript-node,TypeStrong/ts-node