Rename the 'COLIBRE' cooling model to 'PS2020'

configure.ac

doc/Doxyfile.in

examples/Cooling/CoolingBox/coolingBox.yml

examples/Cooling/getPS2020CoolingTables.sh

examples/EAGLE_ICs/EAGLE_100/eagle_100.yml

examples/EAGLE_ICs/EAGLE_12/eagle_12.yml

examples/EAGLE_ICs/EAGLE_25/eagle_25.yml

examples/EAGLE_ICs/EAGLE_25_low_res/eagle_25.yml

examples/EAGLE_ICs/EAGLE_50/eagle_50.yml

examples/EAGLE_ICs/EAGLE_50_low_res/eagle_50.yml

examples/EAGLE_ICs/EAGLE_6/eagle_6.yml

examples/EAGLE_ICs/getPS2020CoolingTables.sh

examples/EAGLE_low_z/EAGLE_12/eagle_12.yml

examples/EAGLE_low_z/EAGLE_25/eagle_25.yml

examples/EAGLE_low_z/EAGLE_50/eagle_50.yml

examples/EAGLE_low_z/EAGLE_6/eagle_6.yml

...sedCluster/IdealisedCluster_M13/idealised_cluster_M13.yml

examples/IdealisedCluster/IdealisedCluster_M13/run.sh

...dCluster/IdealisedCluster_M135/idealised_cluster_M135.yml

examples/IdealisedCluster/IdealisedCluster_M135/run.sh