Add Timer::enableHRTimer()#9155

Merged

htuch merged 9 commits intoenvoyproxy:masterfrom

oschaaf:hrtimer

Dec 3, 2019

Commits on Nov 22, 2019

Fix compilation error
oschaaf
committed

Commits on Dec 2, 2019

Commits on Dec 3, 2019

Test that timers theoretically will fire on time (HR/non-HR)
oschaaf
committed