code: def _merge_results(self):
  		
  		new_dict = {}
  		for it in self.data:
  			new_dict.update(it)
  
  		for k,v in new_dict.items():
  			for kk, vv in v.time_stamps.items():
  				for kkk,vvv in vv.items():
  					new_dict[k].time_stamps[kk][kkk] = vvv - self.HB_config['time_ref']
  
  		self.data = new_dict
docs: hidden function to merge the list of results into one
  		dictionary and 'normalize' the time stamps