More features and tweaks for broadcasting #23707

Job	Run time
Lint with OpenDream	18s
Compile Maps	43s
Find Maps to Test	9s
Run Linters	1m 52s
Windows Build	1m 6s
Alternate Tests	0s
Check Alternate Tests	0s
Unit Tests (almayer) / run_unit_tests	2m 59s
Unit Tests (chinook) / run_unit_tests	2m 53s
Unit Tests (bigredv2) / run_unit_tests	2m 53s
Unit Tests (corsat) / run_unit_tests	3m 1s
Unit Tests (desert_dam) / run_unit_tests	2m 56s
Unit Tests (fiorina_sciannex) / run_unit_tests	3m 4s
Unit Tests (ice_colony_v2) / run_unit_tests	3m 6s
Unit Tests (lv522_chances_claim) / run_unit_tests	2m 57s
Unit Tests (kutjevo) / run_unit_tests	2m 54s
Unit Tests (lv624) / run_unit_tests	3m 2s
Unit Tests (new_varadero) / run_unit_tests	2m 48s
Unit Tests (prison_station_fop) / run_unit_tests	2m 52s
Unit Tests (runtime) / run_unit_tests	2m 44s
Unit Tests (shivas_snowball) / run_unit_tests	2m 55s
Unit Tests (sorokyne_strata) / run_unit_tests	2m 49s
Unit Tests (whiskey_outpost_v2) / run_unit_tests	2m 52s
	50m 53s

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