Revert "Revert "add library profiling option""
Revert "Revert "add library profiling option""

This reverts commit f2eb0ff4431294912e0620b82c398d891b49fc17.

reflex-frp/reflex-platform,reflex-frp/reflex-platform,reflex-frp/reflex-platform,ryantrinkle/try-reflex,ajnsit/reflex-platform