Reimplement CI-test for centralized method

Once the centralized method as well as full pathhandling is adjusted for unix / linux systems, this test should be reimplemented. Add test to this list: https://git.rwth-aachen.de/plotid/plot_identifier/-/blob/bfb8dfd58fb42583c5c070f4057be661050afeb4/CI_files/example_test.m