docs: function segmentNew(start, end){
  		return {
  			id: buildLog ? buildLog.segmentId() : -1,
  			start: start,
  			end: end,
  			myFill: {
  				above: null, // is there fill above us?
  				below: null  // is there fill below us?
  			},
  			otherFill: null
  		};
  	}