expe half speed for run in g5k

out/expe_replay_SDSC/rigid_EASY_half_speed.yaml

+batcmd: batsim -p platform/SDSC/half_speed.xml  --quiet -w workload/empty_workload.json
+  -e out/expe_replay_SDSC/rigid_EASY_half_speed/ --energy --enable-compute-sharing
+  --enable-dynamic-jobs --acknowledge-dynamic-jobs --enable-profile-reuse
+failure-timeout: 5
+output-dir: out/expe_replay_SDSC/rigid_EASY_half_speed
+ready-timeout: 10
+schedcmd: batmen -v easy_bf --variant_options_filepath=out/expe_replay_SDSC/rigid_EASY_half_speed/cmd/user_description_file.json
+simulation-timeout: 604800
+success-timeout: 3600