Merge branch 'new_sched' into 'master'

src/algo/easy_bf.cpp

src/algo/easy_bf.hpp

src/algo/fcfs.cpp

src/algo/fcfs.hpp

src/algo_perso/bin_packing.hpp

src/broker/cloud_broker.cpp

src/broker/cloud_broker.hpp

src/broker/user.cpp

src/broker/user.hpp

src/broker/user_model.cpp

src/broker/user_model.hpp

src/json_workload.cpp

src/schedule.cpp

test/conftest.py

test/expected_log/bin_packing-2machines-para_homo_jobs.csv

...ected_log/bin_packing_energy-2machines-para_homo_jobs.csv

test/expected_log/broker-bpNRJ-2machines-para_homo_jobs.csv

...ingNRJ-toy_pform_taurus_like-toy_wload_with_idle_jobs.csv

test/expected_log/cocktail_user_model-2machines_jobs.csv

..._user_model-toy_pform_taurus_like-empty_workload_jobs.csv