add scripts and configs for Spring

projects/spring/config/flamenco-manager.yaml

projects/spring/config/flamenco-worker.cfg

projects/spring/scripts/build/build_blender28_icc_mpi.sh

projects/spring/scripts/build/build_client28_icc_mpi.sh

projects/spring/scripts/pbs/blender/flamenco-worker.cfg

projects/spring/scripts/pbs/blender/over.py

projects/spring/scripts/pbs/blender/run_icc_mpi.sh

projects/spring/scripts/pbs/job_manager_mic.sh

projects/spring/scripts/pbs/job_sync.sh

projects/spring/scripts/pbs/job_worker_mic.sh