hcal_barrel benchmarks

.gitlab-ci.yml

benchmarks/barrel_hcal/config.yml

benchmarks/barrel_hcal/run_hcal_barrel_energy_scan.sh

benchmarks/barrel_hcal/run_hcal_barrel_particles.sh

...hmarks/barrel_hcal/scripts/hcal_barrel_common_functions.h

.../barrel_hcal/scripts/hcal_barrel_energy_scan_analysis.cxx

...ks/barrel_hcal/scripts/hcal_barrel_particles_analysis.cxx

benchmarks/barrel_hcal/scripts/hcal_barrel_particles_gen.cxx

...arks/barrel_hcal/scripts/hcal_barrel_particles_reader.cxx