Track and prioritize routing according to application restart generations #259

Job	Run time
Apache2 tests on Linux	2m 16s
C++ tests on Linux	1m 28s
Apache2 tests on macOS	3m 28s
C++ tests on macOS	3m 58s
Homebrew packaging tests	8m 56s
Nginx tests on Linux	2m 7s
Nginx dynamic module tests on Linux	1m 8s
Nginx tests on macOS	2m 44s
Nginx dynamic module tests on macOS	1m 8s
Node.js tests on Linux	21s
Ruby tests on Linux	1m 3s
Source packaging tests	26s
Ruby tests on macOS	1m 7s
Passenger Standalone tests on Linux	3m 39s
Passenger Standalone tests on macOS	3m 30s
Node.js tests on macOS	25s
	37m 44s

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