small cleanup #48

Job	Run time
setup-environment	11s
test-scarb-fmt	8s
test-various (combat)	29m 49s
test-various (buildings)	2m 25s
test-various (config)	2m 24s
test-various (hyperstructure)	17m 26s
test-various (bank)	20m 14s
test-various (map)	10m 35s
test-various (name)	5m 42s
test-various (resources)	28m 20s
test-various (trade)	26m 35s
test-various (realm)	19m 46s
test-various (guild)	31m 55s
test-various (transport)	26m 0s
test-various (models)	17m 19s
	3h 58m 49s

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