Adds the Isatoa and Ythralian languages #1497

Job	Run time
Run Linters	1m 42s
Collect data for other tasks	13s
Compile Maps	2m 34s
Windows Build	2m 2s
Integration Tests (birdshot) / run_integration_tests	5m 19s
Integration Tests (deltastation) / run_integration_tests	5m 18s
Integration Tests (icebox) / run_integration_tests	5m 19s
Integration Tests (kilostation) / run_integration_tests	5m 19s
Integration Tests (limastation) / run_integration_tests	5m 19s
Integration Tests (metastation) / run_integration_tests	5m 19s
Integration Tests (multiz_debug) / run_integration_tests	5m 20s
Integration Tests (northstar) / run_integration_tests	5m 18s
Integration Tests (pubbystation) / run_integration_tests	5m 18s
Integration Tests (runtimestation) / run_integration_tests	5m 18s
Integration Tests (tramstation) / run_integration_tests	5m 16s
Alternate Tests (515, 1603, runtimestation) / run_integration_tests	5m 17s
Check Alternate Tests	0s
Compare Screenshot Tests	0s
	1h 10m 11s

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