Cherry-pick mutant organ & marking changes from tgstation #55

Job	Run time
Collect data for other tasks	12s
Run Linters	2m 33s
Windows Build	1m 52s
Compile Maps	2m 27s
Integration Tests (icebox) / run_integration_tests	9m 8s
Integration Tests (birdshot) / run_integration_tests	9m 4s
Integration Tests (gateway_test) / run_integration_tests	10m 5s
Integration Tests (deltastation) / run_integration_tests	9m 20s
Integration Tests (metastation) / run_integration_tests	8m 47s
Integration Tests (multiz_debug) / run_integration_tests	7m 58s
Integration Tests (northstar) / run_integration_tests	9m 45s
Integration Tests (runtimestation) / run_integration_tests	7m 42s
Integration Tests (tramstation) / run_integration_tests	9m 31s
Integration Tests (wawastation) / run_integration_tests	9m 5s
Alternate Tests (515, 1627, runtimestation) / run_integration_tests	7m 56s
Check Alternate Tests	1s
Compare Screenshot Tests	18s
	1h 45m 44s

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