Fix GEAR pressure floor

.gitignore

configure.ac

examples/Cooling/CoolingRates/cooling_rates.c

examples/GEAR/AgoraCosmo/README

examples/GEAR/AgoraCosmo/agora_cosmo.yml

examples/GEAR/AgoraCosmo/getChemistryTable.sh

examples/GEAR/AgoraCosmo/getGrackleCoolingTable.sh

examples/GEAR/AgoraCosmo/getIC.sh

examples/GEAR/AgoraCosmo/run.sh

examples/GEAR/AgoraDisk/README

examples/GEAR/AgoraDisk/agora_disk.yml

examples/GEAR/AgoraDisk/changeType.py

examples/GEAR/AgoraDisk/checkSolution.py

examples/GEAR/AgoraDisk/cleanupSwift.py

examples/GEAR/AgoraDisk/getChemistryTable.sh

examples/GEAR/AgoraDisk/getGrackleCoolingTable.sh

examples/GEAR/AgoraDisk/getIC.sh

examples/GEAR/AgoraDisk/run.sh

examples/GEAR/ZoomIn/getChemistryTable.sh

examples/GEAR/ZoomIn/getGrackleCoolingTable.sh