Converts all save files to json at round end #305

Job	Run time
Start Gate	1s
Run Linters	25s
Collect data for other tasks	9s
Compile Maps	8s
Windows Build	1m 21s
Integration Tests (kindredcity) / run_integration_tests	37s
Integration Tests (icebox) / run_integration_tests	46s
Integration Tests (deltastation) / run_integration_tests	43s
Integration Tests (kilostation) / run_integration_tests	39s
Integration Tests (metastation) / run_integration_tests	37s
Integration Tests (multiz_debug) / run_integration_tests	44s
Integration Tests (runtimestation) / run_integration_tests	38s
Integration Tests (runtimetown) / run_integration_tests	41s
Alternate Tests (515, 1627, runtimestation) / run_integration_tests	40s
Alternate Tests (516, 1648, runtimestation, 516) / run_integration_tests	43s
Compare Screenshot Tests	0s
Completion Gate	1s
	8m 53s

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