Added a example: crane moving a load #208

Job	Run time
Build and run tests (ubuntu-latest, 3.8)	4m 24s
Build and run tests (ubuntu-latest, 3.9)	4m 1s
Build and run tests (ubuntu-latest, 3.10)	4m 22s
Build and run tests (ubuntu-latest, 3.11)	4m 4s
Build and run tests (ubuntu-latest, 3.12)	4m 21s
Build and run tests (macos-13, 3.8)	5m 55s
Build and run tests (macos-13, 3.9)	7m 1s
Build and run tests (macos-13, 3.10)	5m 55s
Build and run tests (macos-13, 3.11)	6m 35s
Build and run tests (macos-13, 3.12)	9m 13s
Build and run tests (macos-latest, 3.8)	2m 46s
Build and run tests (macos-latest, 3.9)	3m 40s
Build and run tests (macos-latest, 3.10)	3m 8s
Build and run tests (macos-latest, 3.11)	2m 54s
Build and run tests (macos-latest, 3.12)	3m 8s
Build and run tests (windows-latest, 3.8)	7m 14s
Build and run tests (windows-latest, 3.9)	8m 6s
Build and run tests (windows-latest, 3.10)	7m 19s
Build and run tests (windows-latest, 3.11)	8m 13s
Build and run tests (windows-latest, 3.12)	8m 24s
	1h 50m 43s

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