support for trigger time systematic offset

BayesWaveUtils/scripts/bayeswave_pipe

@@ -173,6 +173,8 @@ def parser():
     parser.add_option("-S", "--singularity", default=False, action="store_true")
     parser.add_option("--abs-paths", default=False, action="store_true")
     parser.add_option("--fpeak-analysis", default=False, action="store_true")
+    parser.add_option("--trigger-time_delta", type=float, default=0.0)
+
 
 
     (opts,args) = parser.parse_args()
@@ -412,6 +414,10 @@ if opts.submit_to_gracedb:
 # Extract trigger times for readability
 
 trigger_times = [trig.trigger_time for trig in trigger_list.triggers]
+
+# Add systematic offset
+trigger_times += opts.trigger_time_delta
+
 hl_lag_times = [trig.hl_time_lag for trig in trigger_list.triggers]
 hv_lag_times = [trig.hv_time_lag for trig in trigger_list.triggers]