degrad->degrad_space + rerun all analysis with new names

instance.py

@@ -96,7 +96,7 @@ def start_instance(expe_num, start_date, prepare_workload=True, clean_log=False)
              window_size=1, clean_log=clean_log)
 
     # 4*2 = 8 expe
-    for behavior in ["dm_user_reconfig","dm_user_degrad",
+    for behavior in ["dm_user_reconfig","dm_user_degrad_space",
                      "dm_user_renounce","dm_user_delay"]:
         for window_size in [1, 4]:
             run_expe(expe_num, behavior, window_size, clean_log=clean_log)